diff --git a/applications/debug/unit_tests/furi/furi_memmgr_test.c b/applications/debug/unit_tests/furi/furi_memmgr_test.c
index 05d967a99..a28632cf4 100644
--- a/applications/debug/unit_tests/furi/furi_memmgr_test.c
+++ b/applications/debug/unit_tests/furi/furi_memmgr_test.c
@@ -26,7 +26,6 @@ void test_furi_memmgr() {
         mu_assert_int_eq(66, ((uint8_t*)ptr)[i]);
     }
 
-    // TODO FL-3492: fix realloc to copy only old size, and write testcase that leftover of reallocated memory is zero-initialized
     free(ptr);
 
     // allocate and zero-initialize array (calloc)
diff --git a/applications/debug/unit_tests/rpc/rpc_test.c b/applications/debug/unit_tests/rpc/rpc_test.c
index 533a8a9ca..645e75e84 100644
--- a/applications/debug/unit_tests/rpc/rpc_test.c
+++ b/applications/debug/unit_tests/rpc/rpc_test.c
@@ -67,7 +67,6 @@ static RpcSessionContext rpc_session[TEST_RPC_SESSIONS];
     } while(0)
 
 static void output_bytes_callback(void* ctx, uint8_t* got_bytes, size_t got_size);
-static void clean_directory(Storage* fs_api, const char* clean_dir);
 static void
     test_rpc_add_empty_to_list(MsgList_t msg_list, PB_CommandStatus status, uint32_t command_id);
 static void test_rpc_encode_and_feed(MsgList_t msg_list, uint8_t session);
@@ -149,11 +148,41 @@ static void test_rpc_teardown_second_session(void) {
     rpc_session[1].session = NULL;
 }
 
+static void test_rpc_storage_clean_directory(Storage* fs_api, const char* clean_dir) {
+    furi_check(fs_api);
+    furi_check(clean_dir);
+    storage_simply_remove_recursive(fs_api, clean_dir);
+    FS_Error error = storage_common_mkdir(fs_api, clean_dir);
+    furi_check(error == FSE_OK);
+}
+
+static void test_rpc_storage_create_file(Storage* fs_api, const char* path, size_t size) {
+    File* file = storage_file_alloc(fs_api);
+
+    bool success = false;
+    do {
+        if(!storage_file_open(file, path, FSAM_WRITE, FSOM_CREATE_ALWAYS)) break;
+        if(!storage_file_seek(file, size, true)) break;
+        success = true;
+    } while(false);
+
+    storage_file_close(file);
+    storage_file_free(file);
+
+    furi_check(success);
+}
+
 static void test_rpc_storage_setup(void) {
     test_rpc_setup();
 
     Storage* fs_api = furi_record_open(RECORD_STORAGE);
-    clean_directory(fs_api, TEST_DIR_NAME);
+    test_rpc_storage_clean_directory(fs_api, TEST_DIR_NAME);
+    test_rpc_storage_create_file(fs_api, TEST_DIR_NAME "/file100", 100);
+    test_rpc_storage_create_file(fs_api, TEST_DIR_NAME "/file250", 250);
+    test_rpc_storage_create_file(fs_api, TEST_DIR_NAME "/file500", 200);
+    test_rpc_storage_create_file(fs_api, TEST_DIR_NAME "/file1000", 1000);
+    test_rpc_storage_create_file(fs_api, TEST_DIR_NAME "/file2500", 2500);
+    test_rpc_storage_create_file(fs_api, TEST_DIR_NAME "/file5000", 5000);
     furi_record_close(RECORD_STORAGE);
 }
 
@@ -161,7 +190,7 @@ static void test_rpc_storage_teardown(void) {
     test_rpc_teardown();
 
     Storage* fs_api = furi_record_open(RECORD_STORAGE);
-    clean_directory(fs_api, TEST_DIR_NAME);
+    test_rpc_storage_clean_directory(fs_api, TEST_DIR_NAME);
     furi_record_close(RECORD_STORAGE);
 }
 
@@ -179,36 +208,6 @@ static void test_rpc_session_terminated_callback(void* context) {
     xSemaphoreGive(callbacks_context->terminate_semaphore);
 }
 
-static void clean_directory(Storage* fs_api, const char* clean_dir) {
-    furi_check(fs_api);
-    furi_check(clean_dir);
-
-    File* dir = storage_file_alloc(fs_api);
-    if(storage_dir_open(dir, clean_dir)) {
-        FileInfo fileinfo;
-        char* name = malloc(MAX_NAME_LENGTH + 1);
-        while(storage_dir_read(dir, &fileinfo, name, MAX_NAME_LENGTH)) {
-            size_t size = strlen(clean_dir) + strlen(name) + 1 + 1;
-            char* fullname = malloc(size);
-            snprintf(fullname, size, "%s/%s", clean_dir, name);
-            if(file_info_is_dir(&fileinfo)) {
-                clean_directory(fs_api, fullname);
-            }
-            FS_Error error = storage_common_remove(fs_api, fullname);
-            furi_check(error == FSE_OK);
-            free(fullname);
-        }
-        free(name);
-    } else {
-        FS_Error error = storage_common_mkdir(fs_api, clean_dir);
-        (void)error;
-        furi_check(error == FSE_OK);
-    }
-
-    storage_dir_close(dir);
-    storage_file_free(dir);
-}
-
 static void test_rpc_print_message_list(MsgList_t msg_list) {
 #if DEBUG_PRINT
     MsgList_reverse(msg_list);
@@ -282,24 +281,40 @@ static void test_rpc_add_ping_to_list(MsgList_t msg_list, bool request, uint32_t
     response->which_content = (request == PING_REQUEST) ? PB_Main_system_ping_request_tag :
                                                           PB_Main_system_ping_response_tag;
 }
+static void test_rpc_fill_basic_message(PB_Main* message, uint16_t tag, uint32_t command_id) {
+    message->command_id = command_id;
+    message->command_status = PB_CommandStatus_OK;
+    message->cb_content.funcs.encode = NULL;
+    message->which_content = tag;
+    message->has_next = false;
+}
+
+static void test_rpc_create_storage_list_request(
+    PB_Main* message,
+    const char* path,
+    bool include_md5,
+    uint32_t command_id,
+    uint32_t filter_max_size) {
+    furi_check(message);
+    furi_check(path);
+    test_rpc_fill_basic_message(message, PB_Main_storage_list_request_tag, command_id);
+    message->content.storage_list_request.path = strdup(path);
+    message->content.storage_list_request.include_md5 = include_md5;
+    message->content.storage_list_request.filter_max_size = filter_max_size;
+}
 
 static void test_rpc_create_simple_message(
     PB_Main* message,
     uint16_t tag,
     const char* str,
-    uint32_t command_id,
-    bool flag) {
+    uint32_t command_id) {
     furi_check(message);
 
     char* str_copy = NULL;
     if(str) {
         str_copy = strdup(str);
     }
-    message->command_id = command_id;
-    message->command_status = PB_CommandStatus_OK;
-    message->cb_content.funcs.encode = NULL;
-    message->which_content = tag;
-    message->has_next = false;
+    test_rpc_fill_basic_message(message, tag, command_id);
     switch(tag) {
     case PB_Main_storage_info_request_tag:
         message->content.storage_info_request.path = str_copy;
@@ -307,10 +322,6 @@ static void test_rpc_create_simple_message(
     case PB_Main_storage_stat_request_tag:
         message->content.storage_stat_request.path = str_copy;
         break;
-    case PB_Main_storage_list_request_tag:
-        message->content.storage_list_request.path = str_copy;
-        message->content.storage_list_request.include_md5 = flag;
-        break;
     case PB_Main_storage_mkdir_request_tag:
         message->content.storage_mkdir_request.path = str_copy;
         break;
@@ -573,11 +584,29 @@ static void
     message->content.storage_list_response.file[2].name = str;
 }
 
+static bool test_rpc_system_storage_list_filter(
+    const FileInfo* fileinfo,
+    const char* name,
+    size_t filter_max_size) {
+    bool result = false;
+
+    do {
+        if(!path_contains_only_ascii(name)) break;
+        if(filter_max_size) {
+            if(fileinfo->size > filter_max_size) break;
+        }
+        result = true;
+    } while(false);
+
+    return result;
+}
+
 static void test_rpc_storage_list_create_expected_list(
     MsgList_t msg_list,
     const char* path,
     uint32_t command_id,
-    bool append_md5) {
+    bool append_md5,
+    size_t filter_max_size) {
     Storage* fs_api = furi_record_open(RECORD_STORAGE);
     File* dir = storage_file_alloc(fs_api);
 
@@ -615,7 +644,7 @@ static void test_rpc_storage_list_create_expected_list(
                 i = 0;
             }
 
-            if(path_contains_only_ascii(name)) {
+            if(test_rpc_system_storage_list_filter(&fileinfo, name, filter_max_size)) {
                 list->file[i].type = file_info_is_dir(&fileinfo) ? PB_Storage_File_FileType_DIR :
                                                                    PB_Storage_File_FileType_FILE;
                 list->file[i].size = fileinfo.size;
@@ -698,17 +727,21 @@ static void test_rpc_free_msg_list(MsgList_t msg_list) {
     MsgList_clear(msg_list);
 }
 
-static void test_rpc_storage_list_run(const char* path, uint32_t command_id, bool md5) {
+static void test_rpc_storage_list_run(
+    const char* path,
+    uint32_t command_id,
+    bool md5,
+    size_t filter_max_size) {
     PB_Main request;
     MsgList_t expected_msg_list;
     MsgList_init(expected_msg_list);
 
-    test_rpc_create_simple_message(
-        &request, PB_Main_storage_list_request_tag, path, command_id, md5);
+    test_rpc_create_storage_list_request(&request, path, md5, command_id, filter_max_size);
     if(!strcmp(path, "/")) {
         test_rpc_storage_list_create_expected_list_root(expected_msg_list, command_id);
     } else {
-        test_rpc_storage_list_create_expected_list(expected_msg_list, path, command_id, md5);
+        test_rpc_storage_list_create_expected_list(
+            expected_msg_list, path, command_id, md5, filter_max_size);
     }
     test_rpc_encode_and_feed_one(&request, 0);
     test_rpc_decode_and_compare(expected_msg_list, 0);
@@ -718,25 +751,32 @@ static void test_rpc_storage_list_run(const char* path, uint32_t command_id, boo
 }
 
 MU_TEST(test_storage_list) {
-    test_rpc_storage_list_run("/", ++command_id, false);
-    test_rpc_storage_list_run(EXT_PATH("nfc"), ++command_id, false);
-    test_rpc_storage_list_run(STORAGE_INT_PATH_PREFIX, ++command_id, false);
-    test_rpc_storage_list_run(STORAGE_EXT_PATH_PREFIX, ++command_id, false);
-    test_rpc_storage_list_run(EXT_PATH("infrared"), ++command_id, false);
-    test_rpc_storage_list_run(EXT_PATH("ibutton"), ++command_id, false);
-    test_rpc_storage_list_run(EXT_PATH("lfrfid"), ++command_id, false);
-    test_rpc_storage_list_run("error_path", ++command_id, false);
+    test_rpc_storage_list_run("/", ++command_id, false, 0);
+    test_rpc_storage_list_run(EXT_PATH("nfc"), ++command_id, false, 0);
+    test_rpc_storage_list_run(STORAGE_INT_PATH_PREFIX, ++command_id, false, 0);
+    test_rpc_storage_list_run(STORAGE_EXT_PATH_PREFIX, ++command_id, false, 0);
+    test_rpc_storage_list_run(EXT_PATH("infrared"), ++command_id, false, 0);
+    test_rpc_storage_list_run(EXT_PATH("ibutton"), ++command_id, false, 0);
+    test_rpc_storage_list_run(EXT_PATH("lfrfid"), ++command_id, false, 0);
+    test_rpc_storage_list_run("error_path", ++command_id, false, 0);
 }
 
 MU_TEST(test_storage_list_md5) {
-    test_rpc_storage_list_run("/", ++command_id, true);
-    test_rpc_storage_list_run(EXT_PATH("nfc"), ++command_id, true);
-    test_rpc_storage_list_run(STORAGE_INT_PATH_PREFIX, ++command_id, true);
-    test_rpc_storage_list_run(STORAGE_EXT_PATH_PREFIX, ++command_id, true);
-    test_rpc_storage_list_run(EXT_PATH("infrared"), ++command_id, true);
-    test_rpc_storage_list_run(EXT_PATH("ibutton"), ++command_id, true);
-    test_rpc_storage_list_run(EXT_PATH("lfrfid"), ++command_id, true);
-    test_rpc_storage_list_run("error_path", ++command_id, true);
+    test_rpc_storage_list_run("/", ++command_id, true, 0);
+    test_rpc_storage_list_run(EXT_PATH("nfc"), ++command_id, true, 0);
+    test_rpc_storage_list_run(STORAGE_INT_PATH_PREFIX, ++command_id, true, 0);
+    test_rpc_storage_list_run(STORAGE_EXT_PATH_PREFIX, ++command_id, true, 0);
+    test_rpc_storage_list_run(EXT_PATH("infrared"), ++command_id, true, 0);
+    test_rpc_storage_list_run(EXT_PATH("ibutton"), ++command_id, true, 0);
+    test_rpc_storage_list_run(EXT_PATH("lfrfid"), ++command_id, true, 0);
+    test_rpc_storage_list_run("error_path", ++command_id, true, 0);
+}
+
+MU_TEST(test_storage_list_size) {
+    test_rpc_storage_list_run(TEST_DIR_NAME, ++command_id, false, 0);
+    test_rpc_storage_list_run(TEST_DIR_NAME, ++command_id, false, 1);
+    test_rpc_storage_list_run(TEST_DIR_NAME, ++command_id, false, 1000);
+    test_rpc_storage_list_run(TEST_DIR_NAME, ++command_id, false, 2500);
 }
 
 static void
@@ -804,8 +844,7 @@ static void test_storage_read_run(const char* path, uint32_t command_id) {
     MsgList_init(expected_msg_list);
 
     test_rpc_add_read_to_list_by_reading_real_file(expected_msg_list, path, command_id);
-    test_rpc_create_simple_message(
-        &request, PB_Main_storage_read_request_tag, path, command_id, false);
+    test_rpc_create_simple_message(&request, PB_Main_storage_read_request_tag, path, command_id);
     test_rpc_encode_and_feed_one(&request, 0);
     test_rpc_decode_and_compare(expected_msg_list, 0);
 
@@ -859,8 +898,7 @@ static void test_rpc_storage_info_run(const char* path, uint32_t command_id) {
     MsgList_t expected_msg_list;
     MsgList_init(expected_msg_list);
 
-    test_rpc_create_simple_message(
-        &request, PB_Main_storage_info_request_tag, path, command_id, false);
+    test_rpc_create_simple_message(&request, PB_Main_storage_info_request_tag, path, command_id);
 
     PB_Main* response = MsgList_push_new(expected_msg_list);
     response->command_id = command_id;
@@ -892,8 +930,7 @@ static void test_rpc_storage_stat_run(const char* path, uint32_t command_id) {
     MsgList_t expected_msg_list;
     MsgList_init(expected_msg_list);
 
-    test_rpc_create_simple_message(
-        &request, PB_Main_storage_stat_request_tag, path, command_id, false);
+    test_rpc_create_simple_message(&request, PB_Main_storage_stat_request_tag, path, command_id);
 
     Storage* fs_api = furi_record_open(RECORD_STORAGE);
     FileInfo fileinfo;
@@ -1005,11 +1042,7 @@ static void test_storage_write_read_run(
     test_rpc_add_empty_to_list(expected_msg_list, PB_CommandStatus_OK, *command_id);
 
     test_rpc_create_simple_message(
-        MsgList_push_raw(input_msg_list),
-        PB_Main_storage_read_request_tag,
-        path,
-        ++*command_id,
-        false);
+        MsgList_push_raw(input_msg_list), PB_Main_storage_read_request_tag, path, ++*command_id);
     test_rpc_add_read_or_write_to_list(
         expected_msg_list,
         READ_RESPONSE,
@@ -1082,8 +1115,7 @@ MU_TEST(test_storage_interrupt_continuous_same_system) {
         MsgList_push_new(input_msg_list),
         PB_Main_storage_mkdir_request_tag,
         TEST_DIR "dir1",
-        command_id + 1,
-        false);
+        command_id + 1);
     test_rpc_add_read_or_write_to_list(
         input_msg_list,
         WRITE_REQUEST,
@@ -1163,8 +1195,7 @@ static void test_storage_delete_run(
     MsgList_t expected_msg_list;
     MsgList_init(expected_msg_list);
 
-    test_rpc_create_simple_message(
-        &request, PB_Main_storage_delete_request_tag, path, command_id, false);
+    test_rpc_create_simple_message(&request, PB_Main_storage_delete_request_tag, path, command_id);
     request.content.storage_delete_request.recursive = recursive;
     test_rpc_add_empty_to_list(expected_msg_list, status, command_id);
 
@@ -1245,8 +1276,7 @@ static void test_storage_mkdir_run(const char* path, size_t command_id, PB_Comma
     MsgList_t expected_msg_list;
     MsgList_init(expected_msg_list);
 
-    test_rpc_create_simple_message(
-        &request, PB_Main_storage_mkdir_request_tag, path, command_id, false);
+    test_rpc_create_simple_message(&request, PB_Main_storage_mkdir_request_tag, path, command_id);
     test_rpc_add_empty_to_list(expected_msg_list, status, command_id);
 
     test_rpc_encode_and_feed_one(&request, 0);
@@ -1297,12 +1327,11 @@ static void test_storage_md5sum_run(
     MsgList_t expected_msg_list;
     MsgList_init(expected_msg_list);
 
-    test_rpc_create_simple_message(
-        &request, PB_Main_storage_md5sum_request_tag, path, command_id, false);
+    test_rpc_create_simple_message(&request, PB_Main_storage_md5sum_request_tag, path, command_id);
     if(status == PB_CommandStatus_OK) {
         PB_Main* response = MsgList_push_new(expected_msg_list);
         test_rpc_create_simple_message(
-            response, PB_Main_storage_md5sum_response_tag, md5sum, command_id, false);
+            response, PB_Main_storage_md5sum_response_tag, md5sum, command_id);
         response->command_status = status;
     } else {
         test_rpc_add_empty_to_list(expected_msg_list, status, command_id);
@@ -1461,6 +1490,7 @@ MU_TEST_SUITE(test_rpc_storage) {
     MU_RUN_TEST(test_storage_stat);
     MU_RUN_TEST(test_storage_list);
     MU_RUN_TEST(test_storage_list_md5);
+    MU_RUN_TEST(test_storage_list_size);
     MU_RUN_TEST(test_storage_read);
     MU_RUN_TEST(test_storage_write_read);
     MU_RUN_TEST(test_storage_write);
@@ -1759,8 +1789,7 @@ MU_TEST(test_rpc_multisession_storage) {
         MsgList_push_raw(input_0),
         PB_Main_storage_read_request_tag,
         TEST_DIR "file0.txt",
-        ++command_id,
-        false);
+        ++command_id);
     test_rpc_add_read_or_write_to_list(
         expected_0, READ_RESPONSE, TEST_DIR "file0.txt", pattern, sizeof(pattern), 1, command_id);
 
@@ -1768,8 +1797,7 @@ MU_TEST(test_rpc_multisession_storage) {
         MsgList_push_raw(input_1),
         PB_Main_storage_read_request_tag,
         TEST_DIR "file1.txt",
-        ++command_id,
-        false);
+        ++command_id);
     test_rpc_add_read_or_write_to_list(
         expected_1, READ_RESPONSE, TEST_DIR "file1.txt", pattern, sizeof(pattern), 1, command_id);
 
diff --git a/applications/main/gpio/gpio_items.c b/applications/main/gpio/gpio_items.c
index 02f7d95b0..746abe032 100644
--- a/applications/main/gpio/gpio_items.c
+++ b/applications/main/gpio/gpio_items.c
@@ -18,10 +18,12 @@ GPIOItems* gpio_items_alloc() {
     }
 
     items->pins = malloc(sizeof(GpioPinRecord) * items->count);
-    for(size_t i = 0; i < items->count; i++) {
+    size_t index = 0;
+    for(size_t i = 0; i < gpio_pins_count; i++) {
         if(!gpio_pins[i].debug) {
-            items->pins[i].pin = gpio_pins[i].pin;
-            items->pins[i].name = gpio_pins[i].name;
+            items->pins[index].pin = gpio_pins[i].pin;
+            items->pins[index].name = gpio_pins[i].name;
+            index++;
         }
     }
     return items;
diff --git a/applications/main/gpio/scenes/gpio_scene_usb_uart.c b/applications/main/gpio/scenes/gpio_scene_usb_uart.c
index 52b2142dc..c5e085192 100644
--- a/applications/main/gpio/scenes/gpio_scene_usb_uart.c
+++ b/applications/main/gpio/scenes/gpio_scene_usb_uart.c
@@ -19,7 +19,7 @@ void gpio_scene_usb_uart_on_enter(void* context) {
     uint32_t prev_state = scene_manager_get_scene_state(app->scene_manager, GpioAppViewUsbUart);
     if(prev_state == 0) {
         scene_usb_uart = malloc(sizeof(SceneUsbUartBridge));
-        scene_usb_uart->cfg.vcp_ch = 0; // TODO FL-3495: settings load
+        scene_usb_uart->cfg.vcp_ch = 0;
         scene_usb_uart->cfg.uart_ch = 0;
         scene_usb_uart->cfg.flow_pins = 0;
         scene_usb_uart->cfg.baudrate_mode = 0;
diff --git a/applications/main/ibutton/ibutton.c b/applications/main/ibutton/ibutton.c
index ad5b233b5..67873690c 100644
--- a/applications/main/ibutton/ibutton.c
+++ b/applications/main/ibutton/ibutton.c
@@ -195,7 +195,8 @@ bool ibutton_load_key(iButton* ibutton) {
 
 bool ibutton_select_and_load_key(iButton* ibutton) {
     DialogsFileBrowserOptions browser_options;
-    dialog_file_browser_set_basic_options(&browser_options, IBUTTON_APP_EXTENSION, &I_ibutt_10px);
+    dialog_file_browser_set_basic_options(
+        &browser_options, IBUTTON_APP_FILENAME_EXTENSION, &I_ibutt_10px);
     browser_options.base_path = IBUTTON_APP_FOLDER;
 
     if(furi_string_empty(ibutton->file_path)) {
diff --git a/applications/main/ibutton/ibutton_i.h b/applications/main/ibutton/ibutton_i.h
index 509279210..077b14807 100644
--- a/applications/main/ibutton/ibutton_i.h
+++ b/applications/main/ibutton/ibutton_i.h
@@ -29,7 +29,8 @@
 #include "scenes/ibutton_scene.h"
 
 #define IBUTTON_APP_FOLDER ANY_PATH("ibutton")
-#define IBUTTON_APP_EXTENSION ".ibtn"
+#define IBUTTON_APP_FILENAME_PREFIX "iBtn"
+#define IBUTTON_APP_FILENAME_EXTENSION ".ibtn"
 
 #define IBUTTON_KEY_NAME_SIZE 22
 
diff --git a/applications/main/ibutton/scenes/ibutton_scene_save_name.c b/applications/main/ibutton/scenes/ibutton_scene_save_name.c
index 7bd49df83..e6236dc35 100644
--- a/applications/main/ibutton/scenes/ibutton_scene_save_name.c
+++ b/applications/main/ibutton/scenes/ibutton_scene_save_name.c
@@ -1,6 +1,6 @@
 #include "../ibutton_i.h"
 
-#include <toolbox/random_name.h>
+#include <toolbox/name_generator.h>
 #include <toolbox/path.h>
 
 #include <dolphin/dolphin.h>
@@ -17,7 +17,8 @@ void ibutton_scene_save_name_on_enter(void* context) {
     const bool is_new_file = furi_string_empty(ibutton->file_path);
 
     if(is_new_file) {
-        set_random_name(ibutton->key_name, IBUTTON_KEY_NAME_SIZE);
+        name_generator_make_auto(
+            ibutton->key_name, IBUTTON_KEY_NAME_SIZE, IBUTTON_APP_FILENAME_PREFIX);
     }
 
     text_input_set_header_text(text_input, "Name the key");
@@ -29,8 +30,8 @@ void ibutton_scene_save_name_on_enter(void* context) {
         IBUTTON_KEY_NAME_SIZE,
         is_new_file);
 
-    ValidatorIsFile* validator_is_file =
-        validator_is_file_alloc_init(IBUTTON_APP_FOLDER, IBUTTON_APP_EXTENSION, ibutton->key_name);
+    ValidatorIsFile* validator_is_file = validator_is_file_alloc_init(
+        IBUTTON_APP_FOLDER, IBUTTON_APP_FILENAME_EXTENSION, ibutton->key_name);
     text_input_set_validator(text_input, validator_is_file_callback, validator_is_file);
 
     view_dispatcher_switch_to_view(ibutton->view_dispatcher, iButtonViewTextInput);
@@ -48,7 +49,7 @@ bool ibutton_scene_save_name_on_event(void* context, SceneManagerEvent event) {
                 "%s/%s%s",
                 IBUTTON_APP_FOLDER,
                 ibutton->key_name,
-                IBUTTON_APP_EXTENSION);
+                IBUTTON_APP_FILENAME_EXTENSION);
 
             if(ibutton_save_key(ibutton)) {
                 scene_manager_next_scene(ibutton->scene_manager, iButtonSceneSaveSuccess);
diff --git a/applications/main/infrared/scenes/infrared_scene_universal_ac.c b/applications/main/infrared/scenes/infrared_scene_universal_ac.c
index cbb09a525..5f762d122 100644
--- a/applications/main/infrared/scenes/infrared_scene_universal_ac.c
+++ b/applications/main/infrared/scenes/infrared_scene_universal_ac.c
@@ -1,7 +1,6 @@
 #include "../infrared_i.h"
 
 #include "common/infrared_scene_universal_common.h"
-#include <furi_hal_rtc.h>
 
 void infrared_scene_universal_ac_on_enter(void* context) {
     infrared_scene_universal_common_on_enter(context);
diff --git a/applications/main/lfrfid/lfrfid.c b/applications/main/lfrfid/lfrfid.c
index 040043b12..d4e3436d6 100644
--- a/applications/main/lfrfid/lfrfid.c
+++ b/applications/main/lfrfid/lfrfid.c
@@ -215,13 +215,16 @@ bool lfrfid_save_key(LfRfid* app) {
 
     lfrfid_make_app_folder(app);
 
-    if(furi_string_end_with(app->file_path, LFRFID_APP_EXTENSION)) {
+    if(furi_string_end_with(app->file_path, LFRFID_APP_FILENAME_EXTENSION)) {
         size_t filename_start = furi_string_search_rchar(app->file_path, '/');
         furi_string_left(app->file_path, filename_start);
     }
 
     furi_string_cat_printf(
-        app->file_path, "/%s%s", furi_string_get_cstr(app->file_name), LFRFID_APP_EXTENSION);
+        app->file_path,
+        "/%s%s",
+        furi_string_get_cstr(app->file_name),
+        LFRFID_APP_FILENAME_EXTENSION);
 
     result = lfrfid_save_key_data(app, app->file_path);
     return result;
@@ -231,7 +234,8 @@ bool lfrfid_load_key_from_file_select(LfRfid* app) {
     furi_assert(app);
 
     DialogsFileBrowserOptions browser_options;
-    dialog_file_browser_set_basic_options(&browser_options, LFRFID_APP_EXTENSION, &I_125_10px);
+    dialog_file_browser_set_basic_options(
+        &browser_options, LFRFID_APP_FILENAME_EXTENSION, &I_125_10px);
     browser_options.base_path = LFRFID_APP_FOLDER;
 
     // Input events and views are managed by file_browser
diff --git a/applications/main/lfrfid/lfrfid_i.h b/applications/main/lfrfid/lfrfid_i.h
index 86929a14a..fc9f861a5 100644
--- a/applications/main/lfrfid/lfrfid_i.h
+++ b/applications/main/lfrfid/lfrfid_i.h
@@ -40,8 +40,9 @@
 
 #define LFRFID_APP_FOLDER ANY_PATH("lfrfid")
 #define LFRFID_SD_FOLDER EXT_PATH("lfrfid")
-#define LFRFID_APP_EXTENSION ".rfid"
-#define LFRFID_APP_SHADOW_EXTENSION ".shd"
+#define LFRFID_APP_FILENAME_PREFIX "RFID"
+#define LFRFID_APP_FILENAME_EXTENSION ".rfid"
+#define LFRFID_APP_SHADOW_FILENAME_EXTENSION ".shd"
 
 #define LFRFID_APP_RAW_ASK_EXTENSION ".ask.raw"
 #define LFRFID_APP_RAW_PSK_EXTENSION ".psk.raw"
diff --git a/applications/main/lfrfid/scenes/lfrfid_scene_save_name.c b/applications/main/lfrfid/scenes/lfrfid_scene_save_name.c
index 771f2f603..3a38e213d 100644
--- a/applications/main/lfrfid/scenes/lfrfid_scene_save_name.c
+++ b/applications/main/lfrfid/scenes/lfrfid_scene_save_name.c
@@ -1,6 +1,6 @@
-#include <lib/toolbox/random_name.h>
 #include "../lfrfid_i.h"
 #include <dolphin/dolphin.h>
+#include <toolbox/name_generator.h>
 
 void lfrfid_scene_save_name_on_enter(void* context) {
     LfRfid* app = context;
@@ -11,7 +11,10 @@ void lfrfid_scene_save_name_on_enter(void* context) {
     bool key_name_is_empty = furi_string_empty(app->file_name);
     if(key_name_is_empty) {
         furi_string_set(app->file_path, LFRFID_APP_FOLDER);
-        set_random_name(app->text_store, LFRFID_TEXT_STORE_SIZE);
+
+        name_generator_make_auto(
+            app->text_store, LFRFID_TEXT_STORE_SIZE, LFRFID_APP_FILENAME_PREFIX);
+
         furi_string_set(folder_path, LFRFID_APP_FOLDER);
     } else {
         lfrfid_text_store_set(app, "%s", furi_string_get_cstr(app->file_name));
@@ -31,7 +34,7 @@ void lfrfid_scene_save_name_on_enter(void* context) {
 
     ValidatorIsFile* validator_is_file = validator_is_file_alloc_init(
         furi_string_get_cstr(folder_path),
-        LFRFID_APP_EXTENSION,
+        LFRFID_APP_FILENAME_EXTENSION,
         furi_string_get_cstr(app->file_name));
     text_input_set_validator(text_input, validator_is_file_callback, validator_is_file);
 
diff --git a/applications/main/nfc/nfc.c b/applications/main/nfc/nfc.c
index 110907832..561868110 100644
--- a/applications/main/nfc/nfc.c
+++ b/applications/main/nfc/nfc.c
@@ -223,7 +223,11 @@ void nfc_blink_stop(Nfc* nfc) {
 
 bool nfc_save_file(Nfc* nfc) {
     furi_string_printf(
-        nfc->dev->load_path, "%s/%s%s", NFC_APP_FOLDER, nfc->dev->dev_name, NFC_APP_EXTENSION);
+        nfc->dev->load_path,
+        "%s/%s%s",
+        NFC_APP_FOLDER,
+        nfc->dev->dev_name,
+        NFC_APP_FILENAME_EXTENSION);
     bool file_saved = nfc_device_save(nfc->dev, furi_string_get_cstr(nfc->dev->load_path));
     return file_saved;
 }
diff --git a/applications/main/nfc/scenes/nfc_scene_save_name.c b/applications/main/nfc/scenes/nfc_scene_save_name.c
index a432e69f7..eed0a58dc 100644
--- a/applications/main/nfc/scenes/nfc_scene_save_name.c
+++ b/applications/main/nfc/scenes/nfc_scene_save_name.c
@@ -1,5 +1,5 @@
 #include "../nfc_i.h"
-#include <lib/toolbox/random_name.h>
+#include <lib/toolbox/name_generator.h>
 #include <gui/modules/validators.h>
 #include <toolbox/path.h>
 #include <dolphin/dolphin.h>
@@ -17,7 +17,7 @@ void nfc_scene_save_name_on_enter(void* context) {
     TextInput* text_input = nfc->text_input;
     bool dev_name_empty = false;
     if(!strcmp(nfc->dev->dev_name, "")) {
-        set_random_name(nfc->text_store, sizeof(nfc->text_store));
+        name_generator_make_auto(nfc->text_store, NFC_DEV_NAME_MAX_LEN, NFC_APP_FILENAME_PREFIX);
         dev_name_empty = true;
     } else {
         nfc_text_store_set(nfc, nfc->dev->dev_name);
@@ -34,14 +34,14 @@ void nfc_scene_save_name_on_enter(void* context) {
     FuriString* folder_path;
     folder_path = furi_string_alloc();
 
-    if(furi_string_end_with(nfc->dev->load_path, NFC_APP_EXTENSION)) {
+    if(furi_string_end_with(nfc->dev->load_path, NFC_APP_FILENAME_EXTENSION)) {
         path_extract_dirname(furi_string_get_cstr(nfc->dev->load_path), folder_path);
     } else {
         furi_string_set(folder_path, NFC_APP_FOLDER);
     }
 
     ValidatorIsFile* validator_is_file = validator_is_file_alloc_init(
-        furi_string_get_cstr(folder_path), NFC_APP_EXTENSION, nfc->dev->dev_name);
+        furi_string_get_cstr(folder_path), NFC_APP_FILENAME_EXTENSION, nfc->dev->dev_name);
     text_input_set_validator(text_input, validator_is_file_callback, validator_is_file);
 
     view_dispatcher_switch_to_view(nfc->view_dispatcher, NfcViewTextInput);
diff --git a/applications/main/subghz/scenes/subghz_scene_read_raw.c b/applications/main/subghz/scenes/subghz_scene_read_raw.c
index 9dfb695e7..1e56604ea 100644
--- a/applications/main/subghz/scenes/subghz_scene_read_raw.c
+++ b/applications/main/subghz/scenes/subghz_scene_read_raw.c
@@ -248,7 +248,11 @@ bool subghz_scene_read_raw_on_event(void* context, SceneManagerEvent event) {
 
             FuriString* temp_str = furi_string_alloc();
             furi_string_printf(
-                temp_str, "%s/%s%s", SUBGHZ_RAW_FOLDER, RAW_FILE_NAME, SUBGHZ_APP_EXTENSION);
+                temp_str,
+                "%s/%s%s",
+                SUBGHZ_RAW_FOLDER,
+                RAW_FILE_NAME,
+                SUBGHZ_APP_FILENAME_EXTENSION);
             subghz_protocol_raw_gen_fff_data(
                 subghz_txrx_get_fff_data(subghz->txrx),
                 furi_string_get_cstr(temp_str),
diff --git a/applications/main/subghz/scenes/subghz_scene_receiver.c b/applications/main/subghz/scenes/subghz_scene_receiver.c
index ac09ebcea..14c88c7e4 100644
--- a/applications/main/subghz/scenes/subghz_scene_receiver.c
+++ b/applications/main/subghz/scenes/subghz_scene_receiver.c
@@ -167,7 +167,6 @@ void subghz_scene_receiver_on_enter(void* context) {
     }
     furi_string_free(item_name);
     furi_string_free(item_time);
-    subghz_scene_receiver_update_statusbar(subghz);
     subghz_view_receiver_set_callback(
         subghz->subghz_receiver, subghz_scene_receiver_callback, subghz);
     subghz_txrx_set_rx_calback(subghz->txrx, subghz_scene_add_to_history_callback, subghz);
@@ -182,6 +181,8 @@ void subghz_scene_receiver_on_enter(void* context) {
     furi_check(
         subghz_txrx_load_decoder_by_name_protocol(subghz->txrx, SUBGHZ_PROTOCOL_BIN_RAW_NAME));
 
+    subghz_scene_receiver_update_statusbar(subghz);
+
     view_dispatcher_switch_to_view(subghz->view_dispatcher, SubGhzViewIdReceiver);
 }
 
diff --git a/applications/main/subghz/scenes/subghz_scene_save_name.c b/applications/main/subghz/scenes/subghz_scene_save_name.c
index ba14720f3..f523aaddf 100644
--- a/applications/main/subghz/scenes/subghz_scene_save_name.c
+++ b/applications/main/subghz/scenes/subghz_scene_save_name.c
@@ -1,10 +1,10 @@
 #include "../subghz_i.h"
 #include "subghz/types.h"
-#include <lib/toolbox/random_name.h>
 #include "../helpers/subghz_custom_event.h"
 #include <lib/subghz/protocols/raw.h>
 #include <gui/modules/validators.h>
 #include <dolphin/dolphin.h>
+#include <toolbox/name_generator.h>
 
 #define MAX_TEXT_INPUT_LEN 23
 
@@ -79,7 +79,8 @@ void subghz_scene_save_name_on_enter(void* context) {
                 subghz_scene_save_name_get_timefilename(file_name, "S", true);
             }
         } else {
-            set_random_name(file_name_buf, SUBGHZ_MAX_LEN_NAME);
+            name_generator_make_auto(
+                file_name_buf, SUBGHZ_MAX_LEN_NAME, SUBGHZ_APP_FILENAME_PREFIX);
             furi_string_set(file_name, file_name_buf);
         }
         furi_string_set(subghz->file_path, SUBGHZ_APP_FOLDER);
@@ -112,7 +113,7 @@ void subghz_scene_save_name_on_enter(void* context) {
         dev_name_empty);
 
     ValidatorIsFile* validator_is_file = validator_is_file_alloc_init(
-        furi_string_get_cstr(subghz->file_path), SUBGHZ_APP_EXTENSION, "");
+        furi_string_get_cstr(subghz->file_path), SUBGHZ_APP_FILENAME_EXTENSION, "");
     text_input_set_validator(text_input, validator_is_file_callback, validator_is_file);
 
     furi_string_free(file_name);
@@ -137,7 +138,10 @@ bool subghz_scene_save_name_on_event(void* context, SceneManagerEvent event) {
         if(event.event == SubGhzCustomEventSceneSaveName) {
             if(strcmp(subghz->file_name_tmp, "") != 0) {
                 furi_string_cat_printf(
-                    subghz->file_path, "/%s%s", subghz->file_name_tmp, SUBGHZ_APP_EXTENSION);
+                    subghz->file_path,
+                    "/%s%s",
+                    subghz->file_name_tmp,
+                    SUBGHZ_APP_FILENAME_EXTENSION);
                 if(subghz_path_is_file(subghz->file_path_tmp)) {
                     if(!subghz_rename_file(subghz)) {
                         return false;
diff --git a/applications/main/subghz/subghz_i.c b/applications/main/subghz/subghz_i.c
index 5cb33fd2b..5640ca25d 100644
--- a/applications/main/subghz/subghz_i.c
+++ b/applications/main/subghz/subghz_i.c
@@ -258,7 +258,7 @@ bool subghz_get_next_name_file(SubGhz* subghz, uint8_t max_len) {
             storage,
             furi_string_get_cstr(file_path),
             furi_string_get_cstr(file_name),
-            SUBGHZ_APP_EXTENSION,
+            SUBGHZ_APP_FILENAME_EXTENSION,
             file_name,
             max_len);
 
@@ -267,7 +267,7 @@ bool subghz_get_next_name_file(SubGhz* subghz, uint8_t max_len) {
             "%s/%s%s",
             furi_string_get_cstr(file_path),
             furi_string_get_cstr(file_name),
-            SUBGHZ_APP_EXTENSION);
+            SUBGHZ_APP_FILENAME_EXTENSION);
         furi_string_set(subghz->file_path, temp_str);
         res = true;
     }
@@ -341,7 +341,8 @@ bool subghz_load_protocol_from_file(SubGhz* subghz) {
     FuriString* file_path = furi_string_alloc();
 
     DialogsFileBrowserOptions browser_options;
-    dialog_file_browser_set_basic_options(&browser_options, SUBGHZ_APP_EXTENSION, &I_sub1_10px);
+    dialog_file_browser_set_basic_options(
+        &browser_options, SUBGHZ_APP_FILENAME_EXTENSION, &I_sub1_10px);
     browser_options.base_path = SUBGHZ_APP_FOLDER;
 
     // Input events and views are managed by file_select
@@ -415,7 +416,7 @@ void subghz_file_name_clear(SubGhz* subghz) {
 }
 
 bool subghz_path_is_file(FuriString* path) {
-    return furi_string_end_with(path, SUBGHZ_APP_EXTENSION);
+    return furi_string_end_with(path, SUBGHZ_APP_FILENAME_EXTENSION);
 }
 
 void subghz_lock(SubGhz* subghz) {
diff --git a/applications/main/subghz_remote/scenes/subrem_scene_open_sub_file.c b/applications/main/subghz_remote/scenes/subrem_scene_open_sub_file.c
index eb438cb92..663e80ba7 100644
--- a/applications/main/subghz_remote/scenes/subrem_scene_open_sub_file.c
+++ b/applications/main/subghz_remote/scenes/subrem_scene_open_sub_file.c
@@ -23,7 +23,8 @@ SubRemLoadSubState subrem_scene_open_sub_file_dialog(SubGhzRemoteApp* app) {
 
     DialogsFileBrowserOptions browser_options;
 
-    dialog_file_browser_set_basic_options(&browser_options, SUBGHZ_APP_EXTENSION, &I_sub1_10px);
+    dialog_file_browser_set_basic_options(
+        &browser_options, SUBGHZ_APP_FILENAME_EXTENSION, &I_sub1_10px);
     browser_options.base_path = SUBGHZ_RAW_FOLDER;
 
     // Input events and views are managed by file_select
diff --git a/applications/services/desktop/desktop.c b/applications/services/desktop/desktop.c
index b8d2f528d..e5707cb92 100644
--- a/applications/services/desktop/desktop.c
+++ b/applications/services/desktop/desktop.c
@@ -101,7 +101,6 @@ static void desktop_clock_draw_callback(Canvas* canvas, void* context) {
     char buffer[20];
     snprintf(buffer, sizeof(buffer), "%02u:%02u", hour, desktop->time_minute);
 
-    // TODO FL-3515: never do that, may cause visual glitches
     view_port_set_width(
         desktop->clock_viewport,
         canvas_string_width(canvas, buffer) - 1 + (desktop->time_minute % 10 == 1));
@@ -126,8 +125,6 @@ static bool desktop_custom_event_callback(void* context, uint32_t event) {
         return true;
     case DesktopGlobalAfterAppFinished:
         animation_manager_load_and_continue_animation(desktop->animation_manager);
-        // TODO FL-3497: Implement a message mechanism for loading settings and (optionally)
-        // locking and unlocking
         DESKTOP_SETTINGS_LOAD(&desktop->settings);
 
         desktop_clock_reconfigure(desktop);
diff --git a/applications/services/gui/canvas.c b/applications/services/gui/canvas.c
index 0786e8486..caede740d 100644
--- a/applications/services/gui/canvas.c
+++ b/applications/services/gui/canvas.c
@@ -4,7 +4,6 @@
 
 #include <furi.h>
 #include <furi_hal.h>
-#include <furi_hal_rtc.h>
 #include <stdint.h>
 #include <u8g2_glue.h>
 
diff --git a/applications/services/gui/gui.c b/applications/services/gui/gui.c
index b96f89db9..0bdc999b7 100644
--- a/applications/services/gui/gui.c
+++ b/applications/services/gui/gui.c
@@ -361,10 +361,11 @@ void gui_add_view_port(Gui* gui, ViewPort* view_port, GuiLayer layer) {
     furi_assert(view_port);
     furi_check(layer < GuiLayerMAX);
     // Only fullscreen supports Vertical orientation for now
-    furi_assert(
+    ViewPortOrientation view_port_orientation = view_port_get_orientation(view_port);
+    furi_check(
         (layer == GuiLayerFullscreen) ||
-        ((view_port->orientation != ViewPortOrientationVertical) &&
-         (view_port->orientation != ViewPortOrientationVerticalFlip)));
+        ((view_port_orientation != ViewPortOrientationVertical) &&
+         (view_port_orientation != ViewPortOrientationVerticalFlip)));
 
     gui_lock(gui);
     // Verify that view port is not yet added
diff --git a/applications/services/gui/view_dispatcher.c b/applications/services/gui/view_dispatcher.c
index 83f0edbea..0119abc20 100644
--- a/applications/services/gui/view_dispatcher.c
+++ b/applications/services/gui/view_dispatcher.c
@@ -272,7 +272,6 @@ void view_dispatcher_handle_input(ViewDispatcher* view_dispatcher, InputEvent* e
             } else if(view_dispatcher->navigation_event_callback) {
                 // Dispatch navigation event
                 if(!view_dispatcher->navigation_event_callback(view_dispatcher->event_context)) {
-                    // TODO FL-3514: should we allow view_dispatcher to stop without navigation_event_callback?
                     view_dispatcher_stop(view_dispatcher);
                     return;
                 }
diff --git a/applications/services/gui/view_port.c b/applications/services/gui/view_port.c
index 57c0fddb4..6723a777b 100644
--- a/applications/services/gui/view_port.c
+++ b/applications/services/gui/view_port.c
@@ -2,13 +2,10 @@
 
 #include <furi.h>
 #include <furi_hal.h>
-#include <furi_hal_rtc.h>
 
 #include "gui.h"
 #include "gui_i.h"
 
-// TODO FL-3498: add mutex to view_port ops
-
 _Static_assert(ViewPortOrientationMAX == 4, "Incorrect ViewPortOrientation count");
 _Static_assert(
     (ViewPortOrientationHorizontal == 0 && ViewPortOrientationHorizontalFlip == 1 &&
@@ -95,52 +92,73 @@ ViewPort* view_port_alloc() {
     ViewPort* view_port = malloc(sizeof(ViewPort));
     view_port->orientation = ViewPortOrientationHorizontal;
     view_port->is_enabled = true;
+    view_port->mutex = furi_mutex_alloc(FuriMutexTypeRecursive);
     return view_port;
 }
 
 void view_port_free(ViewPort* view_port) {
     furi_assert(view_port);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     furi_check(view_port->gui == NULL);
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
+    furi_mutex_free(view_port->mutex);
     free(view_port);
 }
 
 void view_port_set_width(ViewPort* view_port, uint8_t width) {
     furi_assert(view_port);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     view_port->width = width;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 uint8_t view_port_get_width(const ViewPort* view_port) {
     furi_assert(view_port);
-    return view_port->width;
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
+    uint8_t width = view_port->width;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
+    return width;
 }
 
 void view_port_set_height(ViewPort* view_port, uint8_t height) {
     furi_assert(view_port);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     view_port->height = height;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 uint8_t view_port_get_height(const ViewPort* view_port) {
     furi_assert(view_port);
-    return view_port->height;
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
+    uint8_t height = view_port->height;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
+    return height;
 }
 
 void view_port_enabled_set(ViewPort* view_port, bool enabled) {
     furi_assert(view_port);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     if(view_port->is_enabled != enabled) {
         view_port->is_enabled = enabled;
         if(view_port->gui) gui_update(view_port->gui);
     }
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 bool view_port_is_enabled(const ViewPort* view_port) {
     furi_assert(view_port);
-    return view_port->is_enabled;
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
+    bool is_enabled = view_port->is_enabled;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
+    return is_enabled;
 }
 
 void view_port_draw_callback_set(ViewPort* view_port, ViewPortDrawCallback callback, void* context) {
     furi_assert(view_port);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     view_port->draw_callback = callback;
     view_port->draw_callback_context = context;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 void view_port_input_callback_set(
@@ -148,34 +166,43 @@ void view_port_input_callback_set(
     ViewPortInputCallback callback,
     void* context) {
     furi_assert(view_port);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     view_port->input_callback = callback;
     view_port->input_callback_context = context;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 void view_port_update(ViewPort* view_port) {
     furi_assert(view_port);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     if(view_port->gui && view_port->is_enabled) gui_update(view_port->gui);
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 void view_port_gui_set(ViewPort* view_port, Gui* gui) {
     furi_assert(view_port);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     view_port->gui = gui;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 void view_port_draw(ViewPort* view_port, Canvas* canvas) {
     furi_assert(view_port);
     furi_assert(canvas);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     furi_check(view_port->gui);
 
     if(view_port->draw_callback) {
         view_port_setup_canvas_orientation(view_port, canvas);
         view_port->draw_callback(canvas, view_port->draw_callback_context);
     }
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 void view_port_input(ViewPort* view_port, InputEvent* event) {
     furi_assert(view_port);
     furi_assert(event);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     furi_check(view_port->gui);
 
     if(view_port->input_callback) {
@@ -183,13 +210,19 @@ void view_port_input(ViewPort* view_port, InputEvent* event) {
         view_port_map_input(event, orientation);
         view_port->input_callback(event, view_port->input_callback_context);
     }
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 void view_port_set_orientation(ViewPort* view_port, ViewPortOrientation orientation) {
     furi_assert(view_port);
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
     view_port->orientation = orientation;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
 }
 
 ViewPortOrientation view_port_get_orientation(const ViewPort* view_port) {
-    return view_port->orientation;
+    furi_check(furi_mutex_acquire(view_port->mutex, FuriWaitForever) == FuriStatusOk);
+    ViewPortOrientation orientation = view_port->orientation;
+    furi_check(furi_mutex_release(view_port->mutex) == FuriStatusOk);
+    return orientation;
 }
diff --git a/applications/services/gui/view_port_i.h b/applications/services/gui/view_port_i.h
index 90f48ac93..444e1a27c 100644
--- a/applications/services/gui/view_port_i.h
+++ b/applications/services/gui/view_port_i.h
@@ -10,6 +10,7 @@
 
 struct ViewPort {
     Gui* gui;
+    FuriMutex* mutex;
     bool is_enabled;
     ViewPortOrientation orientation;
 
diff --git a/applications/services/rpc/rpc.c b/applications/services/rpc/rpc.c
index 3b8cd5f23..43ebd2a56 100644
--- a/applications/services/rpc/rpc.c
+++ b/applications/services/rpc/rpc.c
@@ -15,6 +15,8 @@
 #include <stdio.h>
 #include <m-dict.h>
 
+#include <bt/bt_service/bt.h>
+
 #define TAG "RpcSrv"
 
 typedef enum {
@@ -316,6 +318,15 @@ static int32_t rpc_session_worker(void* context) {
                     session->closed_callback(session->context);
                 }
                 furi_mutex_release(session->callbacks_mutex);
+
+                if(session->owner == RpcOwnerBle) {
+                    // Disconnect BLE session
+                    FURI_LOG_E("RPC", "BLE session closed due to a decode error");
+                    Bt* bt = furi_record_open(RECORD_BT);
+                    bt_set_profile(bt, BtProfileSerial);
+                    furi_record_close(RECORD_BT);
+                    FURI_LOG_E("RPC", "Finished disconnecting the BLE session");
+                }
             }
         }
 
diff --git a/applications/services/rpc/rpc_storage.c b/applications/services/rpc/rpc_storage.c
index 93c7043e8..ee024b823 100644
--- a/applications/services/rpc/rpc_storage.c
+++ b/applications/services/rpc/rpc_storage.c
@@ -242,6 +242,23 @@ static void rpc_system_storage_list_root(const PB_Main* request, void* context)
     rpc_send_and_release(session, &response);
 }
 
+static bool rpc_system_storage_list_filter(
+    const PB_Storage_ListRequest* request,
+    const FileInfo* fileinfo,
+    const char* name) {
+    bool result = false;
+
+    do {
+        if(!path_contains_only_ascii(name)) break;
+        if(request->filter_max_size) {
+            if(fileinfo->size > request->filter_max_size) break;
+        }
+        result = true;
+    } while(false);
+
+    return result;
+}
+
 static void rpc_system_storage_list_process(const PB_Main* request, void* context) {
     furi_assert(request);
     furi_assert(context);
@@ -253,9 +270,11 @@ static void rpc_system_storage_list_process(const PB_Main* request, void* contex
     RpcSession* session = rpc_storage->session;
     furi_assert(session);
 
+    const PB_Storage_ListRequest* list_request = &request->content.storage_list_request;
+
     rpc_system_storage_reset_state(rpc_storage, session, true);
 
-    if(!strcmp(request->content.storage_list_request.path, "/")) {
+    if(!strcmp(list_request->path, "/")) {
         rpc_system_storage_list_root(request, context);
         return;
     }
@@ -271,7 +290,7 @@ static void rpc_system_storage_list_process(const PB_Main* request, void* contex
     };
     PB_Storage_ListResponse* list = &response.content.storage_list_response;
 
-    bool include_md5 = request->content.storage_list_request.include_md5;
+    bool include_md5 = list_request->include_md5;
     FuriString* md5 = furi_string_alloc();
     FuriString* md5_path = furi_string_alloc();
     File* file = storage_file_alloc(fs_api);
@@ -279,7 +298,7 @@ static void rpc_system_storage_list_process(const PB_Main* request, void* contex
     bool finish = false;
     int i = 0;
 
-    if(!storage_dir_open(dir, request->content.storage_list_request.path)) {
+    if(!storage_dir_open(dir, list_request->path)) {
         response.command_status = rpc_system_storage_get_file_error(dir);
         response.which_content = PB_Main_empty_tag;
         finish = true;
@@ -289,7 +308,7 @@ static void rpc_system_storage_list_process(const PB_Main* request, void* contex
         FileInfo fileinfo;
         char* name = malloc(MAX_NAME_LENGTH + 1);
         if(storage_dir_read(dir, &fileinfo, name, MAX_NAME_LENGTH)) {
-            if(path_contains_only_ascii(name)) {
+            if(rpc_system_storage_list_filter(list_request, &fileinfo, name)) {
                 if(i == COUNT_OF(list->file)) {
                     list->file_count = i;
                     response.has_next = true;
@@ -303,11 +322,7 @@ static void rpc_system_storage_list_process(const PB_Main* request, void* contex
                 list->file[i].name = name;
 
                 if(include_md5 && !file_info_is_dir(&fileinfo)) {
-                    furi_string_printf( //-V576
-                        md5_path,
-                        "%s/%s",
-                        request->content.storage_list_request.path,
-                        name);
+                    furi_string_printf(md5_path, "%s/%s", list_request->path, name); //-V576
 
                     if(md5_string_calc_file(file, furi_string_get_cstr(md5_path), md5, NULL)) {
                         char* md5sum = list->file[i].md5sum;
diff --git a/applications/settings/system/system_settings.c b/applications/settings/system/system_settings.c
index 5ab9cc6f0..e6118344b 100644
--- a/applications/settings/system/system_settings.c
+++ b/applications/settings/system/system_settings.c
@@ -153,6 +153,21 @@ static void sleep_method_changed(VariableItem* item) {
     }
 }
 
+const char* const filename_scheme[] = {
+    "Default",
+    "Detailed",
+};
+
+static void filename_scheme_changed(VariableItem* item) {
+    uint8_t index = variable_item_get_current_value_index(item);
+    variable_item_set_current_value_text(item, filename_scheme[index]);
+    if(index) {
+        furi_hal_rtc_set_flag(FuriHalRtcFlagDetailedFilename);
+    } else {
+        furi_hal_rtc_reset_flag(FuriHalRtcFlagDetailedFilename);
+    }
+}
+
 static uint32_t system_settings_exit(void* context) {
     UNUSED(context);
     return VIEW_NONE;
@@ -236,6 +251,12 @@ SystemSettings* system_settings_alloc() {
     variable_item_set_current_value_index(item, value_index);
     variable_item_set_current_value_text(item, sleep_method[value_index]);
 
+    item = variable_item_list_add(
+        app->var_item_list, "File Naming", COUNT_OF(filename_scheme), filename_scheme_changed, app);
+    value_index = furi_hal_rtc_is_flag_set(FuriHalRtcFlagDetailedFilename) ? 1 : 0;
+    variable_item_set_current_value_index(item, value_index);
+    variable_item_set_current_value_text(item, filename_scheme[value_index]);
+
     view_set_previous_callback(
         variable_item_list_get_view(app->var_item_list), system_settings_exit);
     view_dispatcher_add_view(
diff --git a/assets/protobuf b/assets/protobuf
index 7e011a958..327163d58 160000
--- a/assets/protobuf
+++ b/assets/protobuf
@@ -1 +1 @@
-Subproject commit 7e011a95863716e72e7c6b5d552bca241d688304
+Subproject commit 327163d5867c7aa3051334c93ced718d15bfe4da
diff --git a/assets/resources/infrared/assets/audio.ir b/assets/resources/infrared/assets/audio.ir
index 51ccb6569..2f44cf926 100644
--- a/assets/resources/infrared/assets/audio.ir
+++ b/assets/resources/infrared/assets/audio.ir
@@ -1,7 +1,7 @@
 Filetype: IR library file
 Version: 1
-# Last Updated 24th Jul, 2023
-# Last Checked 19th Aug, 2023
+# Last Updated 1st Sept, 2023
+# Last Checked 1st Sept, 2023
 # 
 name: Power
 type: parsed
@@ -3752,3 +3752,147 @@ type: parsed
 protocol: NEC
 address: A0 00 00 00
 command: 0A 00 00 00
+# 
+name: Power
+type: parsed
+protocol: NECext
+address: D9 14 00 00
+command: 6D 92 00 00
+# 
+name: Mute
+type: parsed
+protocol: NECext
+address: D9 14 00 00
+command: 6E 91 00 00
+# 
+name: Vol_up
+type: parsed
+protocol: NECext
+address: D9 14 00 00
+command: 4F B0 00 00
+# 
+name: Vol_down
+type: parsed
+protocol: NECext
+address: D9 14 00 00
+command: 50 AF 00 00
+#
+name: Prev
+type: parsed
+protocol: SIRC20
+address: 3A 07 00 00
+command: 30 00 00 00
+#
+name: Next
+type: parsed
+protocol: SIRC20
+address: 3A 07 00 00
+command: 31 00 00 00
+#
+name: Next
+type: parsed
+protocol: SIRC20
+address: 3A 07 00 00
+command: 34 00 00 00
+#
+name: Power
+type: parsed
+protocol: RC5
+address: 1A 00 00 00
+command: 0C 00 00 00
+#
+name: Prev
+type: parsed
+protocol: RC5
+address: 1A 00 00 00
+command: 21 00 00 00
+#
+name: Next
+type: parsed
+protocol: RC5
+address: 1A 00 00 00
+command: 20 00 00 00
+#
+name: Pause
+type: parsed
+protocol: RC5
+address: 1A 00 00 00
+command: 30 00 00 00
+#
+name: Play
+type: parsed
+protocol: RC5
+address: 1A 00 00 00
+command: 35 00 00 00
+#
+name: Play
+type: parsed
+protocol: SIRC
+address: 11 00 00 00
+command: 32 00 00 00
+#
+name: Pause
+type: parsed
+protocol: SIRC
+address: 11 00 00 00
+command: 39 00 00 00
+#
+name: Prev
+type: parsed
+protocol: SIRC
+address: 11 00 00 00
+command: 30 00 00 00
+#
+name: Next
+type: parsed
+protocol: SIRC
+address: 11 00 00 00
+command: 31 00 00 00
+#
+name: Play
+type: parsed
+protocol: SIRC20
+address: 5A 19 00 00
+command: 2A 00 00 00
+#
+name: Pause
+type: parsed
+protocol: SIRC20
+address: 5A 19 00 00
+command: 29 00 00 00
+#
+name: Prev
+type: parsed
+protocol: SIRC20
+address: 5A 19 00 00
+command: 20 00 00 00
+#
+name: Next
+type: parsed
+protocol: SIRC20
+address: 5A 19 00 00
+command: 21 00 00 00
+#
+name: Power
+type: parsed
+protocol: NECext
+address: 84 74 00 00
+command: FF 00 00 00
+#
+name: Vol_up
+type: parsed
+protocol: NECext
+address: 80 70 00 00
+command: C7 38 00 00
+#
+name: Vol_dn
+type: parsed
+protocol: NECext
+address: 80 70 00 00
+command: C8 37 00 00
+#
+name: Mute
+type: parsed
+protocol: NECext
+address: 80 70 00 00
+command: C1 3E 00 00
diff --git a/assets/resources/infrared/assets/fans.ir b/assets/resources/infrared/assets/fans.ir
index 2c84eb829..6b728f708 100644
--- a/assets/resources/infrared/assets/fans.ir
+++ b/assets/resources/infrared/assets/fans.ir
@@ -1,7 +1,7 @@
 Filetype: IR library file
 Version: 1
-#Last Updated 19th Aug, 2023
-#Last Checked 19th Aug, 2023
+#Last Updated 1st Sept, 2023
+#Last Checked 1st Sept, 2023
 #
 name: Power
 type: raw
@@ -1965,3 +1965,27 @@ type: parsed
 protocol: NEC
 address: 03 00 00 00
 command: 9B 00 00 00
+#
+name: Power
+type: raw
+frequency: 38000
+duty_cycle: 0.33
+data: 9018 4461 617 1623 617 502 618 502 617 502 617 503 616 501 619 503 616 501 618 502 617 1622 617 1623 617 1621 618 1621 618 1622 617 1623 617 1622 618 1623 617 1623 617 501 619 503 617 531 588 502 618 502 617 502 617 503 617 501 618 1623 617 1623 617 1622 618 1623 617 1622 618 1623 617 1623 617 1621 619 503 617 503 617 501 619 503 616 501 618 503 617 503 616 504 616 1621 619 1623 617 1623 617 1624 615 1623 617 1623 616
+#
+name: Speed_up
+type: raw
+frequency: 38000
+duty_cycle: 0.33
+data: 9021 4460 676 1564 676 445 675 444 676 445 675 445 675 445 674 445 675 446 674 445 675 1566 674 1565 674 1565 674 1566 673 1565 674 1565 674 1565 674 1566 674 1565 674 1565 674 445 674 446 674 445 674 446 673 445 674 446 674 446 673 446 674 1566 673 1565 674 1567 672 1568 672 1567 672 1566 674 1567 673 1567 673 447 673 447 673 448 672 446 621 499 621 499 621 500 672 449 618 1619 620 1621 619 1619 621 1620 620 1620 620
+#
+name: Rotate
+type: raw
+frequency: 38000
+duty_cycle: 0.33
+data: 8995 4486 588 1653 587 532 588 530 590 531 589 534 585 532 587 531 589 532 587 532 588 1652 587 1652 588 1652 588 1652 588 1653 587 1652 588 1652 588 1652 588 1651 589 531 589 532 588 1652 588 532 588 531 589 531 589 531 588 531 589 1652 588 1651 589 532 588 1651 589 1651 589 1652 588 1651 589 1652 587 533 586 531 588 1653 587 531 588 531 589 532 588 531 589 532 587 1651 588 1653 586 530 589 1651 588 1651 588 1652 587
+#
+name: Mode
+type: raw
+frequency: 38000
+duty_cycle: 0.33
+data: 8993 4485 589 1651 589 529 590 529 591 530 590 530 589 530 590 531 589 530 589 531 589 1649 590 1650 589 1649 590 1650 589 1651 588 1649 590 1650 589 1654 585 1650 589 1651 588 1650 590 533 586 531 588 532 588 530 590 530 590 532 587 531 588 530 589 1650 589 1650 589 1652 587 1651 588 1651 588 1650 589 1650 589 1652 587 530 590 530 589 530 589 531 588 531 588 531 588 530 589 531 588 1651 588 1650 590 1651 589 1651 589
diff --git a/assets/resources/infrared/assets/projectors.ir b/assets/resources/infrared/assets/projectors.ir
index c06a17cb3..b33be0681 100644
--- a/assets/resources/infrared/assets/projectors.ir
+++ b/assets/resources/infrared/assets/projectors.ir
@@ -1,7 +1,7 @@
 Filetype: IR library file
 Version: 1
-# Last Updated 19th Aug, 2023
-# Last Checked 19th Aug, 2023
+# Last Updated 1st Sept, 2023
+# Last Checked 1st Sept, 2023
 #
 # ON
 name: Power
@@ -1078,9 +1078,57 @@ type: parsed
 protocol: NEC
 address: 01 00 00 00
 command: 03 00 00 00
+# 
+name: Pause
+type: parsed
+protocol: NEC
+address: 01 00 00 00
+command: 03 00 00 00
 #
 name: Mute
 type: parsed
 protocol: NEC
 address: 03 00 00 00
 command: 02 00 00 00
+#
+name: Power
+type: parsed
+protocol: NECext
+address: 87 4E 00 00
+command: 17 E8 00 00
+#
+name: Vol_up
+type: parsed
+protocol: NECext
+address: 4F 50 00 00
+command: 07 F8 00 00
+#
+name: Vol_dn
+type: parsed
+protocol: NECext
+address: 4F 50 00 00
+command: 0A F5 00 00
+#
+name: Power
+type: raw
+frequency: 38000
+duty_cycle: 0.33
+data: 293 1801 296 753 295 1801 296 1801 296 752 296 754 294 1801 296 1800 297 752 296 1802 295 752 296 1801 296 753 295 1800 297 752 296 42709 296 1800 297 753 295 1800 297 1800 297 753 295 1802 295 753 295 753 295 1801 296 753 295 1801 296 754 294 1802 295 753 295 1801 296 42694 295 1800 297 752 296 1803 294 1803 294 753 295 753 295 1801 296 1802 295 752 296 1802 295 752 296 1801 296 753 295 1802 295 753 295 42709 295 1802 295 753 295 1803 294 1801 296 753 295 1802 295 752 296 752 296 1801 296 752 296 1803 294 754 294 1803 294 754 294 1804 293 42694 294 1802 294 755 293 1803 294 1804 268 779 269 779 269 1828 269 1828 269 780 268 1829 268 778 270 1829 323 725 268 1829 268 781 324
+#
+name: Mute
+type: raw
+frequency: 38000
+duty_cycle: 0.33
+data: 363 1732 365 685 363 1734 363 1735 362 686 362 1735 362 687 361 685 362 1735 363 686 267 1830 362 1734 363 686 268 1830 361 687 267 42739 267 1829 268 780 268 1830 267 1829 268 781 267 781 267 1832 265 1830 267 780 268 1830 267 781 267 780 268 1830 267 781 267 1830 267 42723 267 1830 267 781 362 1735 267 1829 268 781 267 1830 267 782 266 780 268 1830 267 781 267 1831 266 1830 267 781 267 1829 268 782 266
+#
+name: Vol_up
+type: raw
+frequency: 38000
+duty_cycle: 0.33
+data: 270 1825 272 780 268 1827 349 1747 350 699 349 698 351 698 350 1748 350 698 350 1748 349 699 349 697 351 699 349 1746 351 698 350 44740 349 1745 352 698 350 1747 350 1747 350 698 350 1747 355 1742 355 692 356 1742 355 694 355 1743 354 1742 355 1742 355 694 354 1742 355 40555 355 1742 355 693 355 1742 355 1743 354 693 355 694 354 693 355 1743 354 693 355 1742 355 693 355 692 357 693 355 1741 356 694 354
+#
+name: Vol_dn
+type: raw
+frequency: 38000
+duty_cycle: 0.33
+data: 353 1742 355 693 355 1742 355 1742 355 693 355 1744 353 694 354 1743 354 693 355 1743 354 694 354 693 355 694 354 1742 355 695 353 43687 354 1743 354 696 352 1744 353 1744 353 694 354 695 353 1742 355 694 354 1743 354 694 354 1743 354 1742 355 1742 355 694 354 1744 353 41606 351 1745 352 696 352 1746 351 1746 351 697 351 1747 350 696 352 1745 352 698 350 1746 351 698 350 696 352 698 350 1746 351 699 349
diff --git a/assets/resources/infrared/assets/tv.ir b/assets/resources/infrared/assets/tv.ir
index a6b5650ac..1b4eab6e8 100755
--- a/assets/resources/infrared/assets/tv.ir
+++ b/assets/resources/infrared/assets/tv.ir
@@ -1,7 +1,7 @@
 Filetype: IR library file
 Version: 1
-# Last Updated 24th Jul, 2023
-# Last Checked 19th Aug, 2023
+# Last Updated 1st Sept, 2023
+# Last Checked 1st Sept, 2023
 #
 name: Power
 type: parsed
@@ -2345,3 +2345,27 @@ type: parsed
 protocol: NEC
 address: 80 00 00 00
 command: D0 00 00 00
+#
+name: Ch_next
+type: parsed
+protocol: NECext
+address: 00 7F 00 00
+command: 48 B7 00 00
+#
+name: Ch_prev
+type: parsed
+protocol: NECext
+address: 00 7F 00 00
+command: 44 BB 00 00
+#
+name: Vol_up
+type: parsed
+protocol: NECext
+address: 00 7F 00 00
+command: 0A F5 00 00
+#
+name: Vol_dn
+type: parsed
+protocol: NECext
+address: 00 7F 00 00
+command: 06 F9 00 00
diff --git a/fbt_options.py b/fbt_options.py
index 4286e08e8..446cbe288 100644
--- a/fbt_options.py
+++ b/fbt_options.py
@@ -72,6 +72,7 @@ FIRMWARE_APPS = {
     "unit_tests": [
         "basic_services",
         "updater_app",
+        "radio_device_cc1101_ext",
         "unit_tests",
     ],
 }
diff --git a/firmware/targets/f18/api_symbols.csv b/firmware/targets/f18/api_symbols.csv
index c09162e55..3a01d8b08 100644
--- a/firmware/targets/f18/api_symbols.csv
+++ b/firmware/targets/f18/api_symbols.csv
@@ -1,5 +1,5 @@
 entry,status,name,type,params
-Version,+,35.1,,
+Version,+,36.0,,
 Header,+,applications/services/bt/bt_service/bt.h,,
 Header,+,applications/services/cli/cli.h,,
 Header,+,applications/services/cli/cli_vcp.h,,
@@ -172,10 +172,10 @@ Header,+,lib/toolbox/hex.h,,
 Header,+,lib/toolbox/manchester_decoder.h,,
 Header,+,lib/toolbox/manchester_encoder.h,,
 Header,+,lib/toolbox/md5.h,,
+Header,+,lib/toolbox/name_generator.h,,
 Header,+,lib/toolbox/path.h,,
 Header,+,lib/toolbox/pretty_format.h,,
 Header,+,lib/toolbox/protocols/protocol_dict.h,,
-Header,+,lib/toolbox/random_name.h,,
 Header,+,lib/toolbox/saved_struct.h,,
 Header,+,lib/toolbox/sha256.h,,
 Header,+,lib/toolbox/stream/buffered_file_stream.h,,
@@ -1704,6 +1704,9 @@ Function,-,music_worker_set_callback,void,"MusicWorker*, MusicWorkerCallback, vo
 Function,-,music_worker_set_volume,void,"MusicWorker*, float"
 Function,-,music_worker_start,void,MusicWorker*
 Function,-,music_worker_stop,void,MusicWorker*
+Function,+,name_generator_make_auto,void,"char*, size_t, const char*"
+Function,+,name_generator_make_detailed,void,"char*, size_t, const char*"
+Function,+,name_generator_make_random,void,"char*, size_t"
 Function,-,nan,double,const char*
 Function,-,nanf,float,const char*
 Function,-,nanl,long double,const char*
@@ -1924,7 +1927,6 @@ Function,-,serial_svc_set_rpc_status,void,SerialServiceRpcStatus
 Function,-,serial_svc_start,void,
 Function,-,serial_svc_stop,void,
 Function,-,serial_svc_update_tx,_Bool,"uint8_t*, uint16_t"
-Function,+,set_random_name,void,"char*, uint8_t"
 Function,-,setbuf,void,"FILE*, char*"
 Function,-,setbuffer,void,"FILE*, char*, int"
 Function,-,setenv,int,"const char*, const char*, int"
diff --git a/firmware/targets/f18/furi_hal/furi_hal_resources.c b/firmware/targets/f18/furi_hal/furi_hal_resources.c
index 63da03e04..efd39977b 100644
--- a/firmware/targets/f18/furi_hal/furi_hal_resources.c
+++ b/firmware/targets/f18/furi_hal/furi_hal_resources.c
@@ -67,35 +67,53 @@ const GpioPin gpio_usb_dm = {.port = GPIOA, .pin = LL_GPIO_PIN_11};
 const GpioPin gpio_usb_dp = {.port = GPIOA, .pin = LL_GPIO_PIN_12};
 
 const GpioPinRecord gpio_pins[] = {
-    {.pin = &gpio_ext_pa7, .name = "PA7", .debug = false},
-    {.pin = &gpio_ext_pa6, .name = "PA6", .debug = false},
-    {.pin = &gpio_ext_pa4, .name = "PA4", .debug = false},
-    {.pin = &gpio_ext_pb3, .name = "PB3", .debug = false},
-    {.pin = &gpio_ext_pb2, .name = "PB2", .debug = false},
-    {.pin = &gpio_ext_pc3, .name = "PC3", .debug = false},
-    {.pin = &gpio_ext_pc1, .name = "PC1", .debug = false},
-    {.pin = &gpio_ext_pc0, .name = "PC0", .debug = false},
+    // 5V: 1
+    {.pin = &gpio_ext_pa7, .name = "PA7", .number = 2, .debug = false},
+    {.pin = &gpio_ext_pa6, .name = "PA6", .number = 3, .debug = false},
+    {.pin = &gpio_ext_pa4, .name = "PA4", .number = 4, .debug = false},
+    {.pin = &gpio_ext_pb3, .name = "PB3", .number = 5, .debug = false},
+    {.pin = &gpio_ext_pb2, .name = "PB2", .number = 6, .debug = false},
+    {.pin = &gpio_ext_pc3, .name = "PC3", .number = 7, .debug = false},
+    // GND: 8
+    // Space
+    // 3v3: 9
+    {.pin = &gpio_swclk, .name = "PA14", .number = 10, .debug = true},
+    // GND: 11
+    {.pin = &gpio_swdio, .name = "PA13", .number = 12, .debug = true},
+    {.pin = &gpio_usart_tx, .name = "PB6", .number = 13, .debug = true},
+    {.pin = &gpio_usart_rx, .name = "PB7", .number = 14, .debug = true},
+    {.pin = &gpio_ext_pc1, .name = "PC1", .number = 15, .debug = false},
+    {.pin = &gpio_ext_pc0, .name = "PC0", .number = 16, .debug = false},
+    {.pin = &gpio_ibutton, .name = "PB14", .number = 17, .debug = true},
+    // GND: 18
 
-    {.pin = &gpio_ext_pc5, .name = "PC5", .debug = false},
-    {.pin = &gpio_ext_pc4, .name = "PC4", .debug = false},
-    {.pin = &gpio_ext_pa5, .name = "PA5", .debug = false},
-    {.pin = &gpio_ext_pb9, .name = "PB9", .debug = false},
-    {.pin = &gpio_ext_pa0, .name = "PA0", .debug = false},
-    {.pin = &gpio_ext_pa1, .name = "PA1", .debug = false},
-    {.pin = &gpio_ext_pa15, .name = "PA15", .debug = false},
-    {.pin = &gpio_ext_pe4, .name = "PE4", .debug = false},
-    {.pin = &gpio_ext_pa2, .name = "PA2", .debug = false},
-    {.pin = &gpio_ext_pb4, .name = "PB4", .debug = false},
-    {.pin = &gpio_ext_pb5, .name = "PB5", .debug = false},
-    {.pin = &gpio_ext_pd0, .name = "PD0", .debug = false},
-    {.pin = &gpio_ext_pb13, .name = "PB13", .debug = false},
+    // 2nd column
+    // 5V: 19
+    {.pin = &gpio_ext_pc5, .name = "PC5", .number = 20, .debug = false},
+    {.pin = &gpio_ext_pc4, .name = "PC4", .number = 21, .debug = false},
+    {.pin = &gpio_ext_pa5, .name = "PA5", .number = 22, .debug = false},
+    {.pin = &gpio_ext_pb9, .name = "PB9", .number = 23, .debug = false},
+    {.pin = &gpio_ext_pa0, .name = "PA0", .number = 24, .debug = false},
+    {.pin = &gpio_ext_pa1, .name = "PA1", .number = 25, .debug = false},
+    // KEY: 26
+    // Space
+    // 3v3: 27
+    {.pin = &gpio_ext_pa15, .name = "PA15", .number = 28, .debug = false},
+    // GND: 29
+    {.pin = &gpio_ext_pe4, .name = "PE4", .number = 30, .debug = false},
+    {.pin = &gpio_ext_pa2, .name = "PA2", .number = 31, .debug = false},
+    {.pin = &gpio_ext_pb4, .name = "PB4", .number = 32, .debug = false},
+    {.pin = &gpio_ext_pb5, .name = "PB5", .number = 33, .debug = false},
+    {.pin = &gpio_ext_pd0, .name = "PD0", .number = 34, .debug = false},
+    {.pin = &gpio_ext_pb13, .name = "PB13", .number = 35, .debug = false},
+    // GND: 36
 
     /* Dangerous pins, may damage hardware */
-    {.pin = &gpio_usart_rx, .name = "PB7", .debug = true},
-    {.pin = &gpio_speaker, .name = "PB8", .debug = true},
+    {.pin = &gpio_usart_rx, .name = "PB7", .number = 0, .debug = true},
+    {.pin = &gpio_speaker, .name = "PB8", .number = 0, .debug = true},
 };
 
-const size_t gpio_pins_count = sizeof(gpio_pins) / sizeof(GpioPinRecord);
+const size_t gpio_pins_count = COUNT_OF(gpio_pins);
 
 const InputPin input_pins[] = {
     {.gpio = &gpio_button_up, .key = InputKeyUp, .inverted = true, .name = "Up"},
@@ -106,7 +124,7 @@ const InputPin input_pins[] = {
     {.gpio = &gpio_button_back, .key = InputKeyBack, .inverted = true, .name = "Back"},
 };
 
-const size_t input_pins_count = sizeof(input_pins) / sizeof(InputPin);
+const size_t input_pins_count = COUNT_OF(input_pins);
 
 static void furi_hal_resources_init_input_pins(GpioMode mode) {
     for(size_t i = 0; i < input_pins_count; i++) {
@@ -216,25 +234,10 @@ void furi_hal_resources_init() {
 }
 
 int32_t furi_hal_resources_get_ext_pin_number(const GpioPin* gpio) {
-    // TODO FL-3500: describe second ROW
-    if(gpio == &gpio_ext_pa7)
-        return 2;
-    else if(gpio == &gpio_ext_pa6)
-        return 3;
-    else if(gpio == &gpio_ext_pa4)
-        return 4;
-    else if(gpio == &gpio_ext_pb3)
-        return 5;
-    else if(gpio == &gpio_ext_pb2)
-        return 6;
-    else if(gpio == &gpio_ext_pc3)
-        return 7;
-    else if(gpio == &gpio_ext_pc1)
-        return 15;
-    else if(gpio == &gpio_ext_pc0)
-        return 16;
-    else if(gpio == &gpio_ibutton)
-        return 17;
-    else
-        return -1;
+    for(size_t i = 0; i < gpio_pins_count; i++) {
+        if(gpio_pins[i].pin == gpio) {
+            return gpio_pins[i].number;
+        }
+    }
+    return -1;
 }
diff --git a/firmware/targets/f18/furi_hal/furi_hal_resources.h b/firmware/targets/f18/furi_hal/furi_hal_resources.h
index 7d2caab36..fed7802a5 100644
--- a/firmware/targets/f18/furi_hal/furi_hal_resources.h
+++ b/firmware/targets/f18/furi_hal/furi_hal_resources.h
@@ -41,6 +41,7 @@ typedef struct {
 typedef struct {
     const GpioPin* pin;
     const char* name;
+    const uint8_t number;
     const bool debug;
 } GpioPinRecord;
 
diff --git a/firmware/targets/f7/api_symbols.csv b/firmware/targets/f7/api_symbols.csv
index 95b05fdaf..022fb82e4 100644
--- a/firmware/targets/f7/api_symbols.csv
+++ b/firmware/targets/f7/api_symbols.csv
@@ -1,5 +1,5 @@
 entry,status,name,type,params
-Version,+,35.2,,
+Version,+,36.0,,
 Header,+,applications/drivers/subghz/cc1101_ext/cc1101_ext_interconnect.h,,
 Header,+,applications/services/bt/bt_service/bt.h,,
 Header,+,applications/services/cli/cli.h,,
@@ -215,10 +215,10 @@ Header,+,lib/toolbox/hex.h,,
 Header,+,lib/toolbox/manchester_decoder.h,,
 Header,+,lib/toolbox/manchester_encoder.h,,
 Header,+,lib/toolbox/md5.h,,
+Header,+,lib/toolbox/name_generator.h,,
 Header,+,lib/toolbox/path.h,,
 Header,+,lib/toolbox/pretty_format.h,,
 Header,+,lib/toolbox/protocols/protocol_dict.h,,
-Header,+,lib/toolbox/random_name.h,,
 Header,+,lib/toolbox/saved_struct.h,,
 Header,+,lib/toolbox/sha256.h,,
 Header,+,lib/toolbox/stream/buffered_file_stream.h,,
@@ -2126,6 +2126,9 @@ Function,-,music_worker_set_callback,void,"MusicWorker*, MusicWorkerCallback, vo
 Function,-,music_worker_set_volume,void,"MusicWorker*, float"
 Function,-,music_worker_start,void,MusicWorker*
 Function,-,music_worker_stop,void,MusicWorker*
+Function,+,name_generator_make_auto,void,"char*, size_t, const char*"
+Function,+,name_generator_make_detailed,void,"char*, size_t, const char*"
+Function,+,name_generator_make_random,void,"char*, size_t"
 Function,-,nan,double,const char*
 Function,-,nanf,float,const char*
 Function,-,nanl,long double,const char*
@@ -2573,7 +2576,6 @@ Function,-,serial_svc_set_rpc_status,void,SerialServiceRpcStatus
 Function,-,serial_svc_start,void,
 Function,-,serial_svc_stop,void,
 Function,-,serial_svc_update_tx,_Bool,"uint8_t*, uint16_t"
-Function,+,set_random_name,void,"char*, uint8_t"
 Function,-,setbuf,void,"FILE*, char*"
 Function,-,setbuffer,void,"FILE*, char*, int"
 Function,-,setenv,int,"const char*, const char*, int"
diff --git a/firmware/targets/f7/ble_glue/ble_glue.c b/firmware/targets/f7/ble_glue/ble_glue.c
index 746df71c7..2c30612b5 100644
--- a/firmware/targets/f7/ble_glue/ble_glue.c
+++ b/firmware/targets/f7/ble_glue/ble_glue.c
@@ -222,7 +222,6 @@ bool ble_glue_wait_for_c2_start(int32_t timeout) {
     bool started = false;
 
     do {
-        // TODO FL-3505: use mutex?
         started = ble_glue->status == BleGlueStatusC2Started;
         if(!started) {
             timeout--;
diff --git a/firmware/targets/f7/furi_hal/furi_hal_nfc.c b/firmware/targets/f7/furi_hal/furi_hal_nfc.c
index b249c8658..baffde1eb 100644
--- a/firmware/targets/f7/furi_hal/furi_hal_nfc.c
+++ b/firmware/targets/f7/furi_hal/furi_hal_nfc.c
@@ -701,7 +701,9 @@ bool furi_hal_nfc_tx_rx(FuriHalNfcTxRxContext* tx_rx, uint16_t timeout_ms) {
         rfalNfcWorker();
         state = rfalNfcGetState();
         ret = rfalNfcDataExchangeGetStatus();
-        if(ret == ERR_BUSY) {
+        if(ret == ERR_WRONG_STATE) {
+            return false;
+        } else if(ret == ERR_BUSY) {
             if(DWT->CYCCNT - start > timeout_ms * clocks_in_ms) {
                 FURI_LOG_D(TAG, "Timeout during data exchange");
                 return false;
diff --git a/firmware/targets/f7/furi_hal/furi_hal_resources.c b/firmware/targets/f7/furi_hal/furi_hal_resources.c
index 4d52960d8..d519484d1 100644
--- a/firmware/targets/f7/furi_hal/furi_hal_resources.c
+++ b/firmware/targets/f7/furi_hal/furi_hal_resources.c
@@ -69,22 +69,32 @@ const GpioPin gpio_usb_dm = {.port = GPIOA, .pin = LL_GPIO_PIN_11};
 const GpioPin gpio_usb_dp = {.port = GPIOA, .pin = LL_GPIO_PIN_12};
 
 const GpioPinRecord gpio_pins[] = {
-    {.pin = &gpio_ext_pa7, .name = "PA7", .debug = false},
-    {.pin = &gpio_ext_pa6, .name = "PA6", .debug = false},
-    {.pin = &gpio_ext_pa4, .name = "PA4", .debug = false},
-    {.pin = &gpio_ext_pb3, .name = "PB3", .debug = false},
-    {.pin = &gpio_ext_pb2, .name = "PB2", .debug = false},
-    {.pin = &gpio_ext_pc3, .name = "PC3", .debug = false},
-    {.pin = &gpio_ext_pc1, .name = "PC1", .debug = false},
-    {.pin = &gpio_ext_pc0, .name = "PC0", .debug = false},
+    // 5V: 1
+    {.pin = &gpio_ext_pa7, .name = "PA7", .number = 2, .debug = false},
+    {.pin = &gpio_ext_pa6, .name = "PA6", .number = 3, .debug = false},
+    {.pin = &gpio_ext_pa4, .name = "PA4", .number = 4, .debug = false},
+    {.pin = &gpio_ext_pb3, .name = "PB3", .number = 5, .debug = false},
+    {.pin = &gpio_ext_pb2, .name = "PB2", .number = 6, .debug = false},
+    {.pin = &gpio_ext_pc3, .name = "PC3", .number = 7, .debug = false},
+    // GND: 8
+    // Space
+    // 3v3: 9
+    {.pin = &gpio_swclk, .name = "PA14", .number = 10, .debug = true},
+    // GND: 11
+    {.pin = &gpio_swdio, .name = "PA13", .number = 12, .debug = true},
+    {.pin = &gpio_usart_tx, .name = "PB6", .number = 13, .debug = true},
+    {.pin = &gpio_usart_rx, .name = "PB7", .number = 14, .debug = true},
+    {.pin = &gpio_ext_pc1, .name = "PC1", .number = 15, .debug = false},
+    {.pin = &gpio_ext_pc0, .name = "PC0", .number = 16, .debug = false},
+    {.pin = &gpio_ibutton, .name = "PB14", .number = 17, .debug = true},
+    // GND: 18
 
     /* Dangerous pins, may damage hardware */
-    {.pin = &gpio_usart_rx, .name = "PB7", .debug = true},
     {.pin = &gpio_speaker, .name = "PB8", .debug = true},
     {.pin = &gpio_infrared_tx, .name = "PB9", .debug = true},
 };
 
-const size_t gpio_pins_count = sizeof(gpio_pins) / sizeof(GpioPinRecord);
+const size_t gpio_pins_count = COUNT_OF(gpio_pins);
 
 const InputPin input_pins[] = {
     {.gpio = &gpio_button_up, .key = InputKeyUp, .inverted = true, .name = "Up"},
@@ -95,7 +105,7 @@ const InputPin input_pins[] = {
     {.gpio = &gpio_button_back, .key = InputKeyBack, .inverted = true, .name = "Back"},
 };
 
-const size_t input_pins_count = sizeof(input_pins) / sizeof(InputPin);
+const size_t input_pins_count = COUNT_OF(input_pins);
 
 static void furi_hal_resources_init_input_pins(GpioMode mode) {
     for(size_t i = 0; i < input_pins_count; i++) {
@@ -210,24 +220,10 @@ void furi_hal_resources_init() {
 }
 
 int32_t furi_hal_resources_get_ext_pin_number(const GpioPin* gpio) {
-    if(gpio == &gpio_ext_pa7)
-        return 2;
-    else if(gpio == &gpio_ext_pa6)
-        return 3;
-    else if(gpio == &gpio_ext_pa4)
-        return 4;
-    else if(gpio == &gpio_ext_pb3)
-        return 5;
-    else if(gpio == &gpio_ext_pb2)
-        return 6;
-    else if(gpio == &gpio_ext_pc3)
-        return 7;
-    else if(gpio == &gpio_ext_pc1)
-        return 15;
-    else if(gpio == &gpio_ext_pc0)
-        return 16;
-    else if(gpio == &gpio_ibutton)
-        return 17;
-    else
-        return -1;
+    for(size_t i = 0; i < gpio_pins_count; i++) {
+        if(gpio_pins[i].pin == gpio) {
+            return gpio_pins[i].number;
+        }
+    }
+    return -1;
 }
diff --git a/firmware/targets/f7/furi_hal/furi_hal_resources.h b/firmware/targets/f7/furi_hal/furi_hal_resources.h
index 6e585c518..6ca6f9df0 100644
--- a/firmware/targets/f7/furi_hal/furi_hal_resources.h
+++ b/firmware/targets/f7/furi_hal/furi_hal_resources.h
@@ -41,6 +41,7 @@ typedef struct {
 typedef struct {
     const GpioPin* pin;
     const char* name;
+    const uint8_t number;
     const bool debug;
 } GpioPinRecord;
 
diff --git a/firmware/targets/furi_hal_include/furi_hal_rtc.h b/firmware/targets/furi_hal_include/furi_hal_rtc.h
index 186d22f07..c457b6903 100644
--- a/firmware/targets/furi_hal_include/furi_hal_rtc.h
+++ b/firmware/targets/furi_hal_include/furi_hal_rtc.h
@@ -32,6 +32,7 @@ typedef enum {
     FuriHalRtcFlagHandOrient = (1 << 4),
     FuriHalRtcFlagLegacySleep = (1 << 5),
     FuriHalRtcFlagStealthMode = (1 << 6),
+    FuriHalRtcFlagDetailedFilename = (1 << 7),
 } FuriHalRtcFlag;
 
 typedef enum {
diff --git a/lib/drivers/bq27220.c b/lib/drivers/bq27220.c
index 4a9feed9b..a3a88603d 100644
--- a/lib/drivers/bq27220.c
+++ b/lib/drivers/bq27220.c
@@ -54,6 +54,10 @@ static bool bq27220_parameter_check(
         }
 
         if(update) {
+            // Datasheet contains incorrect procedure for memory update, more info:
+            // https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/719878/bq27220-technical-reference-manual-sluubd4-is-missing-extended-data-commands-chapter
+
+            // 2. Write the address AND the parameter data to 0x3E+ (auto increment)
             if(!furi_hal_i2c_write_mem(
                    handle,
                    BQ27220_ADDRESS,
@@ -67,9 +71,12 @@ static bool bq27220_parameter_check(
 
             furi_delay_us(10000);
 
+            // 3. Calculate the check sum: 0xFF - (sum of address and data) OR 0xFF
             uint8_t checksum = bq27220_get_checksum(buffer, size + 2);
+            // 4. Write the check sum to 0x60 and the total length of (address + parameter data + check sum + length) to 0x61
             buffer[0] = checksum;
-            buffer[1] = 4 + size; // TODO FL-3519: why 4?
+            // 2 bytes address, `size` bytes data, 1 byte check sum, 1 byte length
+            buffer[1] = 2 + size + 1 + 1;
             if(!furi_hal_i2c_write_mem(
                    handle, BQ27220_ADDRESS, CommandMACDataSum, buffer, 2, BQ27220_I2C_TIMEOUT)) {
                 FURI_LOG_I(TAG, "CRC write failed");
diff --git a/lib/nfc/nfc_device.c b/lib/nfc/nfc_device.c
index ec15879eb..19830cd04 100644
--- a/lib/nfc/nfc_device.c
+++ b/lib/nfc/nfc_device.c
@@ -1366,7 +1366,7 @@ void nfc_device_set_name(NfcDevice* dev, const char* name) {
 static void nfc_device_get_path_without_ext(FuriString* orig_path, FuriString* shadow_path) {
     // TODO: this won't work if there is ".nfc" anywhere in the path other than
     // at the end
-    size_t ext_start = furi_string_search(orig_path, NFC_APP_EXTENSION);
+    size_t ext_start = furi_string_search(orig_path, NFC_APP_FILENAME_EXTENSION);
     furi_string_set_n(shadow_path, orig_path, 0, ext_start);
 }
 
@@ -1593,7 +1593,7 @@ bool nfc_file_select(NfcDevice* dev) {
     // Input events and views are managed by file_browser
 
     const DialogsFileBrowserOptions browser_options = {
-        .extension = NFC_APP_EXTENSION,
+        .extension = NFC_APP_FILENAME_EXTENSION,
         .skip_assets = true,
         .hide_dot_files = true,
         .icon = &I_Nfc_10px,
@@ -1665,7 +1665,7 @@ bool nfc_device_delete(NfcDevice* dev, bool use_load_path) {
                 "%s/%s%s",
                 furi_string_get_cstr(dev->folder),
                 dev->dev_name,
-                NFC_APP_EXTENSION);
+                NFC_APP_FILENAME_EXTENSION);
         }
         if(!storage_simply_remove(dev->storage, furi_string_get_cstr(file_path))) break;
         // Delete shadow file if it exists
@@ -1723,7 +1723,7 @@ bool nfc_device_restore(NfcDevice* dev, bool use_load_path) {
                 "%s/%s%s",
                 furi_string_get_cstr(dev->folder),
                 dev->dev_name,
-                NFC_APP_EXTENSION);
+                NFC_APP_FILENAME_EXTENSION);
         }
         if(!nfc_device_load_data(dev, path, true)) break;
         restored = true;
diff --git a/lib/nfc/nfc_device.h b/lib/nfc/nfc_device.h
index d5a9e57fb..1470b306b 100644
--- a/lib/nfc/nfc_device.h
+++ b/lib/nfc/nfc_device.h
@@ -21,7 +21,8 @@ extern "C" {
 #define NFC_READER_DATA_MAX_SIZE 64
 #define NFC_DICT_KEY_BATCH_SIZE 10
 
-#define NFC_APP_EXTENSION ".nfc"
+#define NFC_APP_FILENAME_PREFIX "NFC"
+#define NFC_APP_FILENAME_EXTENSION ".nfc"
 #define NFC_APP_SHADOW_EXTENSION ".shd"
 
 typedef void (*NfcLoadingCallback)(void* context, bool state);
diff --git a/lib/nfc/protocols/mifare_classic.c b/lib/nfc/protocols/mifare_classic.c
index 93a4e91ef..87dfddd79 100644
--- a/lib/nfc/protocols/mifare_classic.c
+++ b/lib/nfc/protocols/mifare_classic.c
@@ -382,7 +382,9 @@ bool mf_classic_check_card_type(uint8_t ATQA0, uint8_t ATQA1, uint8_t SAK) {
     } else if((ATQA0 == 0x01) && (ATQA1 == 0x0F) && (SAK == 0x01)) {
         //skylanders support
         return true;
-    } else if((ATQA0 == 0x42 || ATQA0 == 0x02) && (SAK == 0x18)) {
+    } else if(
+        ((ATQA0 == 0x42 || ATQA0 == 0x02) && (SAK == 0x18)) ||
+        ((ATQA0 == 0x02 || ATQA0 == 0x04 || ATQA0 == 0x08) && (SAK == 0x38))) {
         return true;
     } else {
         return false;
@@ -394,13 +396,17 @@ MfClassicType mf_classic_get_classic_type(uint8_t ATQA0, uint8_t ATQA1, uint8_t
     if((ATQA0 == 0x44 || ATQA0 == 0x04)) {
         if((SAK == 0x08 || SAK == 0x88)) {
             return MfClassicType1k;
+        } else if((SAK == 0x38)) {
+            return MfClassicType4k;
         } else if((SAK == 0x09 || SAK == 0x89)) {
             return MfClassicTypeMini;
         }
     } else if((ATQA0 == 0x01) && (ATQA1 == 0x0F) && (SAK == 0x01)) {
         //skylanders support
         return MfClassicType1k;
-    } else if((ATQA0 == 0x42 || ATQA0 == 0x02) && (SAK == 0x18)) {
+    } else if(
+        ((ATQA0 == 0x42 || ATQA0 == 0x02) && (SAK == 0x18)) ||
+        ((ATQA0 == 0x02 || ATQA0 == 0x08) && (SAK == 0x38))) {
         return MfClassicType4k;
     }
     return MfClassicType1k;
diff --git a/lib/subghz/protocols/raw.c b/lib/subghz/protocols/raw.c
index ae3fef9b5..b8fc4c327 100644
--- a/lib/subghz/protocols/raw.c
+++ b/lib/subghz/protocols/raw.c
@@ -108,7 +108,8 @@ bool subghz_protocol_raw_save_to_file_init(
 
         furi_string_set(instance->file_name, dev_name);
         // First remove subghz device file if it was saved
-        furi_string_printf(temp_str, "%s/%s%s", SUBGHZ_RAW_FOLDER, dev_name, SUBGHZ_APP_EXTENSION);
+        furi_string_printf(
+            temp_str, "%s/%s%s", SUBGHZ_RAW_FOLDER, dev_name, SUBGHZ_APP_FILENAME_EXTENSION);
 
         if(!storage_simply_remove(instance->storage, furi_string_get_cstr(temp_str))) {
             break;
diff --git a/lib/subghz/types.h b/lib/subghz/types.h
index 954a5aff3..10c9e5070 100644
--- a/lib/subghz/types.h
+++ b/lib/subghz/types.h
@@ -13,7 +13,8 @@
 
 #define SUBGHZ_APP_FOLDER ANY_PATH("subghz")
 #define SUBGHZ_RAW_FOLDER EXT_PATH("subghz")
-#define SUBGHZ_APP_EXTENSION ".sub"
+#define SUBGHZ_APP_FILENAME_PREFIX "SubGHz"
+#define SUBGHZ_APP_FILENAME_EXTENSION ".sub"
 
 #define SUBGHZ_KEY_FILE_VERSION 1
 #define SUBGHZ_KEY_FILE_TYPE "Flipper SubGhz Key File"
diff --git a/lib/toolbox/SConscript b/lib/toolbox/SConscript
index cc531b5fa..6f43932d5 100644
--- a/lib/toolbox/SConscript
+++ b/lib/toolbox/SConscript
@@ -14,7 +14,7 @@ env.Append(
         File("manchester_decoder.h"),
         File("manchester_encoder.h"),
         File("path.h"),
-        File("random_name.h"),
+        File("name_generator.h"),
         File("sha256.h"),
         File("crc32_calc.h"),
         File("dir_walk.h"),
diff --git a/lib/toolbox/name_generator.c b/lib/toolbox/name_generator.c
new file mode 100644
index 000000000..732fdfedf
--- /dev/null
+++ b/lib/toolbox/name_generator.c
@@ -0,0 +1,91 @@
+#include "name_generator.h"
+
+#include <stdio.h>
+#include <stdint.h>
+#include <furi_hal_rtc.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <furi.h>
+
+const char* const name_generator_left[] = {
+    "super",
+    "big",
+    "little",
+    "liquid",
+    "unknown",
+    "thin",
+    "thick",
+    "great",
+    "my",
+    "mini",
+    "ultra",
+    "haupt",
+    "small",
+    "random",
+    "strange",
+};
+
+const char* const name_generator_right[] = {
+    "maslina",
+    "sus",
+    "anomalija",
+    "artefact",
+    "monolit",
+    "burer",
+    "sidorovich",
+    "habar",
+    "radar",
+    "borov",
+    "pda",
+    "konserva",
+    "aptechka",
+    "door",
+    "thing",
+    "stuff",
+};
+
+void name_generator_make_auto(char* name, size_t max_name_size, const char* prefix) {
+    if(furi_hal_rtc_is_flag_set(FuriHalRtcFlagDetailedFilename)) {
+        name_generator_make_detailed(name, max_name_size, prefix);
+    } else {
+        name_generator_make_random(name, max_name_size);
+    }
+}
+
+void name_generator_make_random(char* name, size_t max_name_size) {
+    furi_assert(name);
+    furi_assert(max_name_size);
+
+    uint8_t name_generator_left_i = rand() % COUNT_OF(name_generator_left);
+    uint8_t name_generator_right_i = rand() % COUNT_OF(name_generator_right);
+
+    snprintf(
+        name,
+        max_name_size,
+        "%s_%s",
+        name_generator_left[name_generator_left_i],
+        name_generator_right[name_generator_right_i]);
+
+    // Set first symbol to upper case
+    name[0] = name[0] - 0x20;
+}
+
+void name_generator_make_detailed(char* name, size_t max_name_size, const char* prefix) {
+    furi_assert(name);
+    furi_assert(max_name_size);
+    furi_assert(prefix);
+
+    FuriHalRtcDateTime dateTime;
+    furi_hal_rtc_get_datetime(&dateTime);
+
+    snprintf(
+        name,
+        max_name_size,
+        "%s-%.4d_%.2d_%.2d-%.2d_%.2d",
+        prefix,
+        dateTime.year,
+        dateTime.month,
+        dateTime.day,
+        dateTime.hour,
+        dateTime.minute);
+}
diff --git a/lib/toolbox/name_generator.h b/lib/toolbox/name_generator.h
new file mode 100644
index 000000000..bc17d54cd
--- /dev/null
+++ b/lib/toolbox/name_generator.h
@@ -0,0 +1,35 @@
+#pragma once
+
+#include <stdint.h>
+#include <stddef.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Generates detailed/random name based on furi_hal flags
+ *
+ * @param      name           buffer to write random name
+ * @param      max_name_size  length of given buffer
+ * @param[in]  prefix         The prefix of the name
+ */
+void name_generator_make_auto(char* name, size_t max_name_size, const char* prefix);
+
+/** Generates random name
+ *
+ * @param      name           buffer to write random name
+ * @param      max_name_size  length of given buffer
+ */
+void name_generator_make_random(char* name, size_t max_name_size);
+
+/** Generates detailed name
+ *
+ * @param      name           buffer to write random name
+ * @param      max_name_size  length of given buffer
+ * @param[in]  prefix         The prefix of the name
+ */
+void name_generator_make_detailed(char* name, size_t max_name_size, const char* prefix);
+
+#ifdef __cplusplus
+}
+#endif
\ No newline at end of file
diff --git a/lib/toolbox/random_name.c b/lib/toolbox/random_name.c
deleted file mode 100644
index ef8264edd..000000000
--- a/lib/toolbox/random_name.c
+++ /dev/null
@@ -1,51 +0,0 @@
-#include "random_name.h"
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdbool.h>
-#include <furi.h>
-
-void set_random_name(char* name, uint8_t max_name_size) {
-    const char* prefix[] = {
-        "super",
-        "big",
-        "little",
-        "liquid",
-        "unknown",
-        "thin",
-        "thick",
-        "great",
-        "my",
-        "mini",
-        "ultra",
-        "haupt",
-        "small",
-        "random",
-        "strange",
-    };
-
-    const char* suffix[] = {
-        "maslina",
-        "sus",
-        "anomalija",
-        "artefact",
-        "monolit",
-        "burer",
-        "sidorovich",
-        "habar",
-        "radar",
-        "borov",
-        "pda",
-        "konserva",
-        "aptechka",
-        "door",
-        "thing",
-        "stuff",
-    };
-    // sus is not (sus)pect - this is about super sus
-    uint8_t prefix_i = rand() % COUNT_OF(prefix);
-    uint8_t suffix_i = rand() % COUNT_OF(suffix);
-
-    snprintf(name, max_name_size, "%s_%s", prefix[prefix_i], suffix[suffix_i]);
-    // Set first symbol to upper case
-    name[0] = name[0] - 0x20;
-}
\ No newline at end of file
diff --git a/lib/toolbox/random_name.h b/lib/toolbox/random_name.h
deleted file mode 100644
index f0e872ac0..000000000
--- a/lib/toolbox/random_name.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#pragma once
-
-#include <stdint.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/** Generates random name
- * @param name buffer to write random name
- * @param max_name_size length of given buffer
- */
-void set_random_name(char* name, uint8_t max_name_size);
-
-#ifdef __cplusplus
-}
-#endif
\ No newline at end of file
diff --git a/lib/update_util/update_manifest.c b/lib/update_util/update_manifest.c
index 47b2cc0b9..42ab073b0 100644
--- a/lib/update_util/update_manifest.c
+++ b/lib/update_util/update_manifest.c
@@ -54,10 +54,10 @@ static bool
 
     FuriString* filetype;
 
-    // TODO FL-3543: compare filetype?
     filetype = furi_string_alloc();
     update_manifest->valid =
         flipper_format_read_header(flipper_file, filetype, &update_manifest->manifest_version) &&
+        furi_string_cmp_str(filetype, "Flipper firmware upgrade configuration") == 0 &&
         flipper_format_read_string(flipper_file, MANIFEST_KEY_INFO, update_manifest->version) &&
         flipper_format_read_uint32(
             flipper_file, MANIFEST_KEY_TARGET, &update_manifest->target, 1) &&
diff --git a/scripts/fwflash.py b/scripts/fwflash.py
index c119aaf80..6948bd7f5 100755
--- a/scripts/fwflash.py
+++ b/scripts/fwflash.py
@@ -10,6 +10,7 @@ from abc import ABC, abstractmethod
 from dataclasses import dataclass, field
 
 from flipper.app import App
+from serial.tools.list_ports_common import ListPortInfo
 
 # When adding an interface, also add it to SWD_TRANSPORT in fbt/ufbt options
 
@@ -88,8 +89,9 @@ class OpenOCDProgrammer(Programmer):
         self._add_file(openocd_launch_params, self.interface.config_file)
         if self.serial:
             self._add_serial(openocd_launch_params, self.serial)
-        for additional_arg in self.interface.additional_args:
-            self._add_command(openocd_launch_params, additional_arg)
+        if self.interface.additional_args:
+            for additional_arg in self.interface.additional_args:
+                self._add_command(openocd_launch_params, additional_arg)
         self._add_file(openocd_launch_params, "target/stm32wbx.cfg")
         self._add_command(openocd_launch_params, "init")
         program_params = [
@@ -124,8 +126,9 @@ class OpenOCDProgrammer(Programmer):
         self._add_file(openocd_launch_params, self.interface.config_file)
         if self.serial:
             self._add_serial(openocd_launch_params, self.serial)
-        for additional_arg in self.interface.additional_args:
-            self._add_command(openocd_launch_params, additional_arg)
+        if self.interface.additional_args:
+            for additional_arg in self.interface.additional_args:
+                self._add_command(openocd_launch_params, additional_arg)
         self._add_file(openocd_launch_params, "target/stm32wbx.cfg")
         self._add_command(openocd_launch_params, "init")
         self._add_command(openocd_launch_params, "exit")
@@ -167,7 +170,9 @@ def blackmagic_find_serial(serial: str):
         if not serial.startswith("\\\\.\\"):
             serial = f"\\\\.\\{serial}"
 
-    ports = list(list_ports.grep("blackmagic"))
+    # idk why, but python thinks that list_ports.grep returns tuple[str, str, str]
+    ports: list[ListPortInfo] = list(list_ports.grep("blackmagic"))  # type: ignore
+
     if len(ports) == 0:
         return None
     elif len(ports) > 2: