diff --git a/applications/main/subghz/scenes/subghz_scene_receiver_info.c b/applications/main/subghz/scenes/subghz_scene_receiver_info.c
index 978954181..99765ee16 100644
--- a/applications/main/subghz/scenes/subghz_scene_receiver_info.c
+++ b/applications/main/subghz/scenes/subghz_scene_receiver_info.c
@@ -2,10 +2,8 @@
 #include "../helpers/subghz_custom_event.h"
 #include <lib/subghz/protocols/keeloq.h>
 #include <lib/subghz/protocols/star_line.h>
-#include <lib/subghz/protocols/alutech_at_4n.h>
-#include <lib/subghz/protocols/nice_flor_s.h>
-#include <lib/subghz/protocols/somfy_telis.h>
-#include <lib/subghz/protocols/secplus_v2.h>
+
+#include <lib/subghz/blocks/custom_btn.h>
 
 void subghz_scene_receiver_info_callback(GuiButtonType result, InputType type, void* context) {
     furi_assert(context);
@@ -238,10 +236,7 @@ void subghz_scene_receiver_info_on_exit(void* context) {
     keeloq_reset_mfname();
     keeloq_reset_kl_type();
     keeloq_reset_original_btn();
-    alutech_reset_original_btn();
-    nice_flors_reset_original_btn();
-    somfy_telis_reset_original_btn();
-    secplus2_reset_original_btn();
+    subghz_custom_btns_reset();
     star_line_reset_mfname();
     star_line_reset_kl_type();
 }
diff --git a/applications/main/subghz/scenes/subghz_scene_rpc.c b/applications/main/subghz/scenes/subghz_scene_rpc.c
index ca3d23685..9172f67c2 100644
--- a/applications/main/subghz/scenes/subghz_scene_rpc.c
+++ b/applications/main/subghz/scenes/subghz_scene_rpc.c
@@ -1,10 +1,8 @@
 #include "../subghz_i.h"
 #include <lib/subghz/protocols/keeloq.h>
 #include <lib/subghz/protocols/star_line.h>
-#include <lib/subghz/protocols/alutech_at_4n.h>
-#include <lib/subghz/protocols/nice_flor_s.h>
-#include <lib/subghz/protocols/somfy_telis.h>
-#include <lib/subghz/protocols/secplus_v2.h>
+
+#include <lib/subghz/blocks/custom_btn.h>
 
 typedef enum {
     SubGhzRpcStateIdle,
@@ -115,10 +113,7 @@ void subghz_scene_rpc_on_exit(void* context) {
     keeloq_reset_mfname();
     keeloq_reset_kl_type();
     keeloq_reset_original_btn();
-    alutech_reset_original_btn();
-    nice_flors_reset_original_btn();
-    somfy_telis_reset_original_btn();
-    secplus2_reset_original_btn();
+    subghz_custom_btns_reset();
     star_line_reset_mfname();
     star_line_reset_kl_type();
 }
diff --git a/applications/main/subghz/scenes/subghz_scene_transmitter.c b/applications/main/subghz/scenes/subghz_scene_transmitter.c
index e32e2b7b2..7895d8bc3 100644
--- a/applications/main/subghz/scenes/subghz_scene_transmitter.c
+++ b/applications/main/subghz/scenes/subghz_scene_transmitter.c
@@ -2,11 +2,9 @@
 #include "../views/transmitter.h"
 #include <dolphin/dolphin.h>
 #include <lib/subghz/protocols/keeloq.h>
-#include <lib/subghz/protocols/alutech_at_4n.h>
 #include <lib/subghz/protocols/star_line.h>
-#include <lib/subghz/protocols/nice_flor_s.h>
-#include <lib/subghz/protocols/somfy_telis.h>
-#include <lib/subghz/protocols/secplus_v2.h>
+
+#include <lib/subghz/blocks/custom_btn.h>
 
 void subghz_scene_transmitter_callback(SubGhzCustomEvent event, void* context) {
     furi_assert(context);
@@ -91,12 +89,8 @@ bool subghz_scene_transmitter_on_event(void* context, SceneManagerEvent event) {
                 subghz_tx_stop(subghz);
                 subghz_sleep(subghz);
             }
-            if(keeloq_get_custom_btn() != 0) {
-                keeloq_set_btn(0);
-                alutech_set_btn(0);
-                nice_flors_set_btn(0);
-                somfy_telis_set_btn(0);
-                secplus2_set_btn(0);
+            if(subghz_custom_btn_get() != 0) {
+                subghz_custom_btn_set(0);
                 uint8_t tmp_counter = furi_hal_subghz_get_rolling_counter_mult();
                 furi_hal_subghz_set_rolling_counter_mult(0);
                 // Calling restore!
@@ -138,10 +132,7 @@ void subghz_scene_transmitter_on_exit(void* context) {
     keeloq_reset_mfname();
     keeloq_reset_kl_type();
     keeloq_reset_original_btn();
-    alutech_reset_original_btn();
-    nice_flors_reset_original_btn();
-    somfy_telis_reset_original_btn();
-    secplus2_reset_original_btn();
+    subghz_custom_btns_reset();
     star_line_reset_mfname();
     star_line_reset_kl_type();
 }
diff --git a/applications/main/subghz/views/transmitter.c b/applications/main/subghz/views/transmitter.c
index 7de0e6495..e8c53d1ed 100644
--- a/applications/main/subghz/views/transmitter.c
+++ b/applications/main/subghz/views/transmitter.c
@@ -4,11 +4,7 @@
 #include <input/input.h>
 #include <gui/elements.h>
 
-#include <lib/subghz/protocols/keeloq.h>
-#include <lib/subghz/protocols/alutech_at_4n.h>
-#include <lib/subghz/protocols/nice_flor_s.h>
-#include <lib/subghz/protocols/somfy_telis.h>
-#include <lib/subghz/protocols/secplus_v2.h>
+#include <lib/subghz/blocks/custom_btn.h>
 
 struct SubGhzViewTransmitter {
     View* view;
@@ -160,30 +156,18 @@ bool subghz_view_transmitter_input(InputEvent* event, void* context) {
 
     // Temp Buttons (UP)
     if(can_be_sent && event->key == InputKeyUp && event->type == InputTypePress) {
-        keeloq_set_btn(1);
-        alutech_set_btn(1);
-        nice_flors_set_btn(1);
-        somfy_telis_set_btn(1);
-        secplus2_set_btn(1);
+        subghz_custom_btn_set(1);
         with_view_model(
             subghz_transmitter->view,
             SubGhzViewTransmitterModel * model,
             {
                 furi_string_reset(model->temp_button_id);
-                if(keeloq_get_original_btn() != 0) {
-                    furi_string_printf(model->temp_button_id, "%01X", keeloq_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(alutech_get_original_btn() != 0) {
-                    furi_string_printf(model->temp_button_id, "%01X", alutech_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(nice_flors_get_original_btn() != 0) {
-                    furi_string_printf(
-                        model->temp_button_id, "%01X", nice_flors_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(somfy_telis_get_original_btn() != 0) {
-                    furi_string_printf(
-                        model->temp_button_id, "%01X", somfy_telis_get_original_btn());
-                    model->draw_temp_button = true;
+                if(subghz_custom_btn_get_original() != 0) {
+                    if(subghz_custom_btn_get() == 1) {
+                        furi_string_printf(
+                            model->temp_button_id, "%01X", subghz_custom_btn_get_original());
+                        model->draw_temp_button = true;
+                    }
                 }
             },
             true);
@@ -197,30 +181,18 @@ bool subghz_view_transmitter_input(InputEvent* event, void* context) {
     }
     // Down
     if(can_be_sent && event->key == InputKeyDown && event->type == InputTypePress) {
-        keeloq_set_btn(2);
-        alutech_set_btn(2);
-        nice_flors_set_btn(2);
-        somfy_telis_set_btn(2);
-        secplus2_set_btn(2);
+        subghz_custom_btn_set(2);
         with_view_model(
             subghz_transmitter->view,
             SubGhzViewTransmitterModel * model,
             {
                 furi_string_reset(model->temp_button_id);
-                if(keeloq_get_original_btn() != 0) {
-                    furi_string_printf(model->temp_button_id, "%01X", keeloq_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(alutech_get_original_btn() != 0) {
-                    furi_string_printf(model->temp_button_id, "%01X", alutech_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(nice_flors_get_original_btn() != 0) {
-                    furi_string_printf(
-                        model->temp_button_id, "%01X", nice_flors_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(somfy_telis_get_original_btn() != 0) {
-                    furi_string_printf(
-                        model->temp_button_id, "%01X", somfy_telis_get_original_btn());
-                    model->draw_temp_button = true;
+                if(subghz_custom_btn_get_original() != 0) {
+                    if(subghz_custom_btn_get() == 2) {
+                        furi_string_printf(
+                            model->temp_button_id, "%01X", subghz_custom_btn_get_original());
+                        model->draw_temp_button = true;
+                    }
                 }
             },
             true);
@@ -234,30 +206,18 @@ bool subghz_view_transmitter_input(InputEvent* event, void* context) {
     }
     // Left
     if(can_be_sent && event->key == InputKeyLeft && event->type == InputTypePress) {
-        keeloq_set_btn(3);
-        alutech_set_btn(3);
-        nice_flors_set_btn(3);
-        somfy_telis_set_btn(3);
-        secplus2_set_btn(3);
+        subghz_custom_btn_set(3);
         with_view_model(
             subghz_transmitter->view,
             SubGhzViewTransmitterModel * model,
             {
                 furi_string_reset(model->temp_button_id);
-                if(keeloq_get_original_btn() != 0) {
-                    furi_string_printf(model->temp_button_id, "%01X", keeloq_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(alutech_get_original_btn() != 0) {
-                    furi_string_printf(model->temp_button_id, "%01X", alutech_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(nice_flors_get_original_btn() != 0) {
-                    furi_string_printf(
-                        model->temp_button_id, "%01X", nice_flors_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(somfy_telis_get_original_btn() != 0) {
-                    furi_string_printf(
-                        model->temp_button_id, "%01X", somfy_telis_get_original_btn());
-                    model->draw_temp_button = true;
+                if(subghz_custom_btn_get_original() != 0) {
+                    if(subghz_custom_btn_get() == 3) {
+                        furi_string_printf(
+                            model->temp_button_id, "%01X", subghz_custom_btn_get_original());
+                        model->draw_temp_button = true;
+                    }
                 }
             },
             true);
@@ -271,19 +231,18 @@ bool subghz_view_transmitter_input(InputEvent* event, void* context) {
     }
     // Right
     if(can_be_sent && event->key == InputKeyRight && event->type == InputTypePress) {
-        keeloq_set_btn(4);
-        alutech_set_btn(4);
+        subghz_custom_btn_set(4);
         with_view_model(
             subghz_transmitter->view,
             SubGhzViewTransmitterModel * model,
             {
                 furi_string_reset(model->temp_button_id);
-                if(keeloq_get_original_btn() != 0) {
-                    furi_string_printf(model->temp_button_id, "%01X", keeloq_get_original_btn());
-                    model->draw_temp_button = true;
-                } else if(alutech_get_original_btn() != 0) {
-                    furi_string_printf(model->temp_button_id, "%01X", alutech_get_original_btn());
-                    model->draw_temp_button = true;
+                if(subghz_custom_btn_get_original() != 0) {
+                    if(subghz_custom_btn_get() == 4) {
+                        furi_string_printf(
+                            model->temp_button_id, "%01X", subghz_custom_btn_get_original());
+                        model->draw_temp_button = true;
+                    }
                 }
             },
             true);
diff --git a/applications/main/subghz_remote/subghz_remote_app.c b/applications/main/subghz_remote/subghz_remote_app.c
index e26d23cdf..991577cf5 100644
--- a/applications/main/subghz_remote/subghz_remote_app.c
+++ b/applications/main/subghz_remote/subghz_remote_app.c
@@ -19,10 +19,8 @@
 #include <lib/subghz/types.h>
 #include <lib/subghz/protocols/keeloq.h>
 #include <lib/subghz/protocols/star_line.h>
-#include <lib/subghz/protocols/alutech_at_4n.h>
-#include <lib/subghz/protocols/nice_flor_s.h>
-#include <lib/subghz/protocols/somfy_telis.h>
-#include <lib/subghz/protocols/secplus_v2.h>
+
+#include <lib/subghz/blocks/custom_btn.h>
 
 #define SUBREMOTEMAP_FOLDER "/ext/subghz_remote"
 #define SUBREMOTEMAP_EXTENSION ".txt"
@@ -489,10 +487,7 @@ void subghz_remote_tx_stop(SubGHzRemote* app) {
         keeloq_reset_mfname();
         keeloq_reset_kl_type();
         keeloq_reset_original_btn();
-        alutech_reset_original_btn();
-        nice_flors_reset_original_btn();
-        somfy_telis_reset_original_btn();
-        secplus2_reset_original_btn();
+        subghz_custom_btns_reset();
         star_line_reset_mfname();
         star_line_reset_kl_type();
     }
diff --git a/firmware/targets/f7/api_symbols.csv b/firmware/targets/f7/api_symbols.csv
index e62a8d694..575e9fae1 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,+,20.0,,
+Version,+,20.1,,
 Header,+,applications/services/bt/bt_service/bt.h,,
 Header,+,applications/services/cli/cli.h,,
 Header,+,applications/services/cli/cli_vcp.h,,
@@ -503,10 +503,6 @@ Function,-,acosl,long double,long double
 Function,-,aligned_alloc,void*,"size_t, size_t"
 Function,+,aligned_free,void,void*
 Function,+,aligned_malloc,void*,"size_t, size_t"
-Function,-,alutech_get_custom_btn,uint8_t,
-Function,-,alutech_get_original_btn,uint8_t,
-Function,-,alutech_reset_original_btn,void,
-Function,-,alutech_set_btn,void,uint8_t
 Function,-,arc4random,__uint32_t,
 Function,-,arc4random_buf,void,"void*, size_t"
 Function,-,arc4random_uniform,__uint32_t,__uint32_t
@@ -1780,12 +1776,9 @@ Function,-,j1f,float,float
 Function,-,jn,double,"int, double"
 Function,-,jnf,float,"int, float"
 Function,-,jrand48,long,unsigned short[3]
-Function,-,keeloq_get_custom_btn,uint8_t,
-Function,-,keeloq_get_original_btn,uint8_t,
 Function,-,keeloq_reset_kl_type,void,
 Function,-,keeloq_reset_mfname,void,
 Function,-,keeloq_reset_original_btn,void,
-Function,-,keeloq_set_btn,void,uint8_t
 Function,-,l64a,char*,long
 Function,-,labs,long,long
 Function,-,lcong48,void,unsigned short[7]
@@ -2093,10 +2086,6 @@ Function,-,nfca_get_crc16,uint16_t,"uint8_t*, uint16_t"
 Function,-,nfca_signal_alloc,NfcaSignal*,
 Function,-,nfca_signal_encode,void,"NfcaSignal*, uint8_t*, uint16_t, uint8_t*"
 Function,-,nfca_signal_free,void,NfcaSignal*
-Function,-,nice_flors_get_custom_btn,uint8_t,
-Function,-,nice_flors_get_original_btn,uint8_t,
-Function,-,nice_flors_reset_original_btn,void,
-Function,-,nice_flors_set_btn,void,uint8_t
 Function,+,notification_internal_message,void,"NotificationApp*, const NotificationSequence*"
 Function,+,notification_internal_message_block,void,"NotificationApp*, const NotificationSequence*"
 Function,+,notification_message,void,"NotificationApp*, const NotificationSequence*"
@@ -2464,10 +2453,6 @@ Function,+,scene_manager_search_and_switch_to_previous_scene_one_of,_Bool,"Scene
 Function,+,scene_manager_set_scene_state,void,"SceneManager*, uint32_t, uint32_t"
 Function,+,scene_manager_stop,void,SceneManager*
 Function,+,sd_api_get_fs_type_text,const char*,SDFsType
-Function,-,secplus2_get_custom_btn,uint8_t,
-Function,-,secplus2_get_original_btn,uint8_t,
-Function,-,secplus2_reset_original_btn,void,
-Function,-,secplus2_set_btn,void,uint8_t
 Function,-,secure_getenv,char*,const char*
 Function,-,seed48,unsigned short*,unsigned short[3]
 Function,-,select,int,"int, fd_set*, fd_set*, fd_set*, timeval*"
@@ -2503,10 +2488,6 @@ Function,-,siprintf,int,"char*, const char*, ..."
 Function,-,siscanf,int,"const char*, const char*, ..."
 Function,-,sniprintf,int,"char*, size_t, const char*, ..."
 Function,+,snprintf,int,"char*, size_t, const char*, ..."
-Function,-,somfy_telis_get_custom_btn,uint8_t,
-Function,-,somfy_telis_get_original_btn,uint8_t,
-Function,-,somfy_telis_reset_original_btn,void,
-Function,-,somfy_telis_set_btn,void,uint8_t
 Function,-,sprintf,int,"char*, const char*, ..."
 Function,-,sqrt,double,double
 Function,-,sqrtf,float,float
@@ -2663,6 +2644,12 @@ Function,+,subghz_block_generic_deserialize,SubGhzProtocolStatus,"SubGhzBlockGen
 Function,+,subghz_block_generic_deserialize_check_count_bit,SubGhzProtocolStatus,"SubGhzBlockGeneric*, FlipperFormat*, uint16_t"
 Function,+,subghz_block_generic_get_preset_name,void,"const char*, FuriString*"
 Function,+,subghz_block_generic_serialize,SubGhzProtocolStatus,"SubGhzBlockGeneric*, FlipperFormat*, SubGhzRadioPreset*"
+Function,-,subghz_custom_btn_get,uint8_t,
+Function,-,subghz_custom_btn_get_original,uint8_t,
+Function,-,subghz_custom_btn_set,void,uint8_t
+Function,-,subghz_custom_btn_set_max,void,uint8_t
+Function,-,subghz_custom_btn_set_original,void,uint8_t
+Function,-,subghz_custom_btns_reset,void,
 Function,+,subghz_environment_alloc,SubGhzEnvironment*,
 Function,+,subghz_environment_free,void,SubGhzEnvironment*
 Function,+,subghz_environment_get_alutech_at_4n_rainbow_table_file_name,const char*,SubGhzEnvironment*
diff --git a/lib/subghz/blocks/custom_btn.c b/lib/subghz/blocks/custom_btn.c
new file mode 100644
index 000000000..dd1436798
--- /dev/null
+++ b/lib/subghz/blocks/custom_btn.c
@@ -0,0 +1,34 @@
+#include "custom_btn.h"
+
+static uint8_t custom_btn_id;
+static uint8_t custom_btn_original;
+static uint8_t custom_btn_max_btns = 0;
+
+void subghz_custom_btn_set(uint8_t b) {
+    if(b > custom_btn_max_btns) {
+        custom_btn_id = 0;
+    } else {
+        custom_btn_id = b;
+    }
+}
+
+uint8_t subghz_custom_btn_get() {
+    return custom_btn_id;
+}
+
+void subghz_custom_btn_set_original(uint8_t b) {
+    custom_btn_original = b;
+}
+
+uint8_t subghz_custom_btn_get_original() {
+    return custom_btn_original;
+}
+
+void subghz_custom_btn_set_max(uint8_t b) {
+    custom_btn_max_btns = b;
+}
+
+void subghz_custom_btns_reset() {
+    custom_btn_original = 0;
+    custom_btn_max_btns = 0;
+}
\ No newline at end of file
diff --git a/lib/subghz/blocks/custom_btn.h b/lib/subghz/blocks/custom_btn.h
new file mode 100644
index 000000000..0ea5ee654
--- /dev/null
+++ b/lib/subghz/blocks/custom_btn.h
@@ -0,0 +1,17 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stddef.h>
+
+void subghz_custom_btn_set(uint8_t b);
+
+uint8_t subghz_custom_btn_get();
+
+void subghz_custom_btn_set_original(uint8_t b);
+
+uint8_t subghz_custom_btn_get_original();
+
+void subghz_custom_btn_set_max(uint8_t b);
+
+void subghz_custom_btns_reset();
\ No newline at end of file
diff --git a/lib/subghz/protocols/alutech_at_4n.c b/lib/subghz/protocols/alutech_at_4n.c
index 5c09e8bb8..04e10adf5 100644
--- a/lib/subghz/protocols/alutech_at_4n.c
+++ b/lib/subghz/protocols/alutech_at_4n.c
@@ -5,6 +5,8 @@
 #include "../blocks/generic.h"
 #include "../blocks/math.h"
 
+#include "../blocks/custom_btn.h"
+
 #define TAG "SubGhzProtocoAlutech_at_4n"
 
 #define SUBGHZ_NO_ALUTECH_AT_4N_RAINBOW_TABLE 0xFFFFFFFF
@@ -77,25 +79,6 @@ const SubGhzProtocol subghz_protocol_alutech_at_4n = {
     .encoder = &subghz_protocol_alutech_at_4n_encoder,
 };
 
-static uint8_t al_btn_temp_id;
-static uint8_t al_btn_temp_id_original;
-
-void alutech_set_btn(uint8_t b) {
-    al_btn_temp_id = b;
-}
-
-uint8_t alutech_get_original_btn() {
-    return al_btn_temp_id_original;
-}
-
-uint8_t alutech_get_custom_btn() {
-    return al_btn_temp_id;
-}
-
-void alutech_reset_original_btn() {
-    al_btn_temp_id_original = 0;
-}
-
 void* subghz_protocol_encoder_alutech_at_4n_alloc(SubGhzEnvironment* environment) {
     UNUSED(environment);
     SubGhzProtocolEncoderAlutech_at_4n* instance =
@@ -341,13 +324,16 @@ static bool subghz_protocol_encoder_alutech_at_4n_get_upload(
     furi_assert(instance);
 
     // Save original button for later use
-    if(al_btn_temp_id_original == 0) {
-        al_btn_temp_id_original = btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(btn);
     }
 
+    uint8_t custom_btn_id = subghz_custom_btn_get();
+    uint8_t original_btn_num = subghz_custom_btn_get_original();
+
     // Set custom button
-    if(al_btn_temp_id == 1) {
-        switch(al_btn_temp_id_original) {
+    if(custom_btn_id == 1) {
+        switch(original_btn_num) {
         case 0x11:
             btn = 0x22;
             break;
@@ -368,8 +354,8 @@ static bool subghz_protocol_encoder_alutech_at_4n_get_upload(
             break;
         }
     }
-    if(al_btn_temp_id == 2) {
-        switch(al_btn_temp_id_original) {
+    if(custom_btn_id == 2) {
+        switch(original_btn_num) {
         case 0x11:
             btn = 0x44;
             break;
@@ -390,8 +376,8 @@ static bool subghz_protocol_encoder_alutech_at_4n_get_upload(
             break;
         }
     }
-    if(al_btn_temp_id == 3) {
-        switch(al_btn_temp_id_original) {
+    if(custom_btn_id == 3) {
+        switch(original_btn_num) {
         case 0x11:
             btn = 0x33;
             break;
@@ -412,8 +398,8 @@ static bool subghz_protocol_encoder_alutech_at_4n_get_upload(
             break;
         }
     }
-    if(al_btn_temp_id == 4) {
-        switch(al_btn_temp_id_original) {
+    if(custom_btn_id == 4) {
+        switch(original_btn_num) {
         case 0x11:
             btn = 0xFF;
             break;
@@ -435,8 +421,8 @@ static bool subghz_protocol_encoder_alutech_at_4n_get_upload(
         }
     }
 
-    if((al_btn_temp_id == 0) && (al_btn_temp_id_original != 0)) {
-        btn = al_btn_temp_id_original;
+    if((custom_btn_id == 0) && (original_btn_num != 0)) {
+        btn = original_btn_num;
     }
     //gen new key
     if(subghz_protocol_alutech_at_4n_gen_data(instance, btn)) {
@@ -735,9 +721,10 @@ static void subghz_protocol_alutech_at_4n_remote_controller(
     }
 
     // Save original button for later use
-    if(al_btn_temp_id_original == 0) {
-        al_btn_temp_id_original = instance->btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(instance->btn);
     }
+    subghz_custom_btn_set_max(4);
 }
 
 uint8_t subghz_protocol_decoder_alutech_at_4n_get_hash_data(void* context) {
diff --git a/lib/subghz/protocols/alutech_at_4n.h b/lib/subghz/protocols/alutech_at_4n.h
index 89adbb5c6..b7b5b9ede 100644
--- a/lib/subghz/protocols/alutech_at_4n.h
+++ b/lib/subghz/protocols/alutech_at_4n.h
@@ -10,14 +10,6 @@ extern const SubGhzProtocolDecoder subghz_protocol_alutech_at_4n_decoder;
 extern const SubGhzProtocolEncoder subghz_protocol_alutech_at_4n_encoder;
 extern const SubGhzProtocol subghz_protocol_alutech_at_4n;
 
-// Custom buttons
-void alutech_set_btn(uint8_t b);
-
-uint8_t alutech_get_original_btn();
-uint8_t alutech_get_custom_btn();
-
-void alutech_reset_original_btn();
-
 /**
  * Allocate SubGhzProtocolEncoderAlutech_at_4n.
  * @param environment Pointer to a SubGhzEnvironment instance
diff --git a/lib/subghz/protocols/keeloq.c b/lib/subghz/protocols/keeloq.c
index 759a524fe..6698f54fe 100644
--- a/lib/subghz/protocols/keeloq.c
+++ b/lib/subghz/protocols/keeloq.c
@@ -10,6 +10,8 @@
 #include "../blocks/generic.h"
 #include "../blocks/math.h"
 
+#include "../blocks/custom_btn.h"
+
 #define TAG "SubGhzProtocolKeeloq"
 
 static const SubGhzBlockConst subghz_protocol_keeloq_const = {
@@ -86,25 +88,12 @@ const SubGhzProtocol subghz_protocol_keeloq = {
 
 static const char* mfname;
 static uint8_t kl_type;
-static uint8_t btn_temp_id;
-static uint8_t btn_temp_id_original;
 static uint8_t klq_prog_mode;
 static uint16_t temp_counter;
 
-void keeloq_set_btn(uint8_t b) {
-    btn_temp_id = b;
-}
-
-uint8_t keeloq_get_original_btn() {
-    return btn_temp_id_original;
-}
-
-uint8_t keeloq_get_custom_btn() {
-    return btn_temp_id;
-}
-
 void keeloq_reset_original_btn() {
-    btn_temp_id_original = 0;
+    subghz_custom_btn_set_original(0);
+    subghz_custom_btn_set_max(0);
     temp_counter = 0;
     klq_prog_mode = 0;
 }
@@ -384,8 +373,8 @@ static bool
     furi_assert(instance);
 
     // Save original button
-    if(btn_temp_id_original == 0) {
-        btn_temp_id_original = btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(btn);
     }
 
     if(instance->manufacture_name == 0x0) {
@@ -402,9 +391,12 @@ static bool
         klq_last_custom_btn = 0xF;
     }
 
+    uint8_t custom_btn_id = subghz_custom_btn_get();
+    uint8_t original_btn_num = subghz_custom_btn_get_original();
+
     // Set custom button
-    if(btn_temp_id == 1) {
-        switch(btn_temp_id_original) {
+    if(custom_btn_id == 1) {
+        switch(original_btn_num) {
         case 0x1:
             btn = 0x2;
             break;
@@ -429,8 +421,8 @@ static bool
             break;
         }
     }
-    if(btn_temp_id == 2) {
-        switch(btn_temp_id_original) {
+    if(custom_btn_id == 2) {
+        switch(original_btn_num) {
         case 0x1:
             btn = 0x4;
             break;
@@ -455,8 +447,8 @@ static bool
             break;
         }
     }
-    if(btn_temp_id == 3) {
-        switch(btn_temp_id_original) {
+    if(custom_btn_id == 3) {
+        switch(original_btn_num) {
         case 0x1:
             btn = 0x8;
             break;
@@ -481,8 +473,8 @@ static bool
             break;
         }
     }
-    if(btn_temp_id == 4) {
-        switch(btn_temp_id_original) {
+    if(custom_btn_id == 4) {
+        switch(original_btn_num) {
         case 0x1:
             btn = klq_last_custom_btn;
             break;
@@ -508,8 +500,8 @@ static bool
         }
     }
 
-    if((btn_temp_id == 0) && (btn_temp_id_original != 0)) {
-        btn = btn_temp_id_original;
+    if((custom_btn_id == 0) && (original_btn_num != 0)) {
+        btn = original_btn_num;
     }
 
     // Generate new key
@@ -1213,9 +1205,10 @@ static void subghz_protocol_keeloq_check_remote_controller(
     instance->btn = key_fix >> 28;
 
     // Save original button for later use
-    if(btn_temp_id_original == 0) {
-        btn_temp_id_original = instance->btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(instance->btn);
     }
+    subghz_custom_btn_set_max(4);
 }
 
 uint8_t subghz_protocol_decoder_keeloq_get_hash_data(void* context) {
diff --git a/lib/subghz/protocols/keeloq.h b/lib/subghz/protocols/keeloq.h
index f0715648c..9862e0e92 100644
--- a/lib/subghz/protocols/keeloq.h
+++ b/lib/subghz/protocols/keeloq.h
@@ -2,6 +2,8 @@
 
 #include "base.h"
 
+#include "../blocks/custom_btn.h"
+
 #define SUBGHZ_PROTOCOL_KEELOQ_NAME "KeeLoq"
 
 typedef struct SubGhzProtocolDecoderKeeloq SubGhzProtocolDecoderKeeloq;
@@ -15,11 +17,6 @@ void keeloq_reset_mfname();
 
 void keeloq_reset_kl_type();
 
-void keeloq_set_btn(uint8_t b);
-
-uint8_t keeloq_get_original_btn();
-uint8_t keeloq_get_custom_btn();
-
 void keeloq_reset_original_btn();
 
 /**
diff --git a/lib/subghz/protocols/nice_flor_s.c b/lib/subghz/protocols/nice_flor_s.c
index dbdb4c8b5..5d8e7f587 100644
--- a/lib/subghz/protocols/nice_flor_s.c
+++ b/lib/subghz/protocols/nice_flor_s.c
@@ -6,6 +6,8 @@
 #include "../blocks/generic.h"
 #include "../blocks/math.h"
 
+#include "../blocks/custom_btn.h"
+
 /*
  * https://phreakerclub.com/1615
  * https://phreakerclub.com/forum/showthread.php?t=2360
@@ -84,25 +86,6 @@ const SubGhzProtocol subghz_protocol_nice_flor_s = {
     .encoder = &subghz_protocol_nice_flor_s_encoder,
 };
 
-static uint8_t n_btn_temp_id;
-static uint8_t n_btn_temp_id_original;
-
-void nice_flors_set_btn(uint8_t b) {
-    n_btn_temp_id = b;
-}
-
-uint8_t nice_flors_get_original_btn() {
-    return n_btn_temp_id_original;
-}
-
-uint8_t nice_flors_get_custom_btn() {
-    return n_btn_temp_id;
-}
-
-void nice_flors_reset_original_btn() {
-    n_btn_temp_id_original = 0;
-}
-
 static void subghz_protocol_nice_flor_s_remote_controller(
     SubGhzBlockGeneric* instance,
     const char* file_name);
@@ -148,13 +131,16 @@ static void subghz_protocol_encoder_nice_flor_s_get_upload(
     btn = instance->generic.btn;
 
     // Save original button for later use
-    if(n_btn_temp_id_original == 0) {
-        n_btn_temp_id_original = btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(btn);
     }
 
+    uint8_t custom_btn_id = subghz_custom_btn_get();
+    uint8_t original_btn_num = subghz_custom_btn_get_original();
+
     // Set custom button
-    if(n_btn_temp_id == 1) {
-        switch(n_btn_temp_id_original) {
+    if(custom_btn_id == 1) {
+        switch(original_btn_num) {
         case 0x1:
             btn = 0x2;
             break;
@@ -172,8 +158,8 @@ static void subghz_protocol_encoder_nice_flor_s_get_upload(
             break;
         }
     }
-    if(n_btn_temp_id == 2) {
-        switch(n_btn_temp_id_original) {
+    if(custom_btn_id == 2) {
+        switch(original_btn_num) {
         case 0x1:
             btn = 0x4;
             break;
@@ -191,8 +177,8 @@ static void subghz_protocol_encoder_nice_flor_s_get_upload(
             break;
         }
     }
-    if(n_btn_temp_id == 3) {
-        switch(n_btn_temp_id_original) {
+    if(custom_btn_id == 3) {
+        switch(original_btn_num) {
         case 0x1:
             btn = 0x8;
             break;
@@ -211,8 +197,8 @@ static void subghz_protocol_encoder_nice_flor_s_get_upload(
         }
     }
 
-    if((n_btn_temp_id == 0) && (n_btn_temp_id_original != 0)) {
-        btn = n_btn_temp_id_original;
+    if((custom_btn_id == 0) && (original_btn_num != 0)) {
+        btn = original_btn_num;
     }
 
     size_t size_upload = ((instance->generic.data_count_bit * 2) + ((37 + 2 + 2) * 2) * 16);
@@ -756,9 +742,10 @@ static void subghz_protocol_nice_flor_s_remote_controller(
     }
 
     // Save original button for later use
-    if(n_btn_temp_id_original == 0) {
-        n_btn_temp_id_original = instance->btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(instance->btn);
     }
+    subghz_custom_btn_set_max(3);
 }
 
 uint8_t subghz_protocol_decoder_nice_flor_s_get_hash_data(void* context) {
diff --git a/lib/subghz/protocols/nice_flor_s.h b/lib/subghz/protocols/nice_flor_s.h
index 679b31812..5f8b30644 100644
--- a/lib/subghz/protocols/nice_flor_s.h
+++ b/lib/subghz/protocols/nice_flor_s.h
@@ -11,14 +11,6 @@ extern const SubGhzProtocolDecoder subghz_protocol_nice_flor_s_decoder;
 extern const SubGhzProtocolEncoder subghz_protocol_nice_flor_s_encoder;
 extern const SubGhzProtocol subghz_protocol_nice_flor_s;
 
-// Custom buttons
-void nice_flors_set_btn(uint8_t b);
-
-uint8_t nice_flors_get_original_btn();
-uint8_t nice_flors_get_custom_btn();
-
-void nice_flors_reset_original_btn();
-
 /**
  * Allocate SubGhzProtocolEncoderNiceFlorS.
  * @param environment Pointer to a SubGhzEnvironment instance
diff --git a/lib/subghz/protocols/secplus_v2.c b/lib/subghz/protocols/secplus_v2.c
index a0bc2b9f4..5d0ecb0dd 100644
--- a/lib/subghz/protocols/secplus_v2.c
+++ b/lib/subghz/protocols/secplus_v2.c
@@ -7,6 +7,8 @@
 #include "../blocks/generic.h"
 #include "../blocks/math.h"
 
+#include "../blocks/custom_btn.h"
+
 /*
 * Help
 * https://github.com/argilo/secplus
@@ -83,25 +85,6 @@ const SubGhzProtocol subghz_protocol_secplus_v2 = {
     .encoder = &subghz_protocol_secplus_v2_encoder,
 };
 
-static uint8_t sc_btn_temp_id;
-static uint8_t sc_btn_temp_id_original;
-
-void secplus2_set_btn(uint8_t b) {
-    sc_btn_temp_id = b;
-}
-
-uint8_t secplus2_get_original_btn() {
-    return sc_btn_temp_id_original;
-}
-
-uint8_t secplus2_get_custom_btn() {
-    return sc_btn_temp_id;
-}
-
-void secplus2_reset_original_btn() {
-    sc_btn_temp_id_original = 0;
-}
-
 void* subghz_protocol_encoder_secplus_v2_alloc(SubGhzEnvironment* environment) {
     UNUSED(environment);
     SubGhzProtocolEncoderSecPlus_v2* instance = malloc(sizeof(SubGhzProtocolEncoderSecPlus_v2));
@@ -359,9 +342,10 @@ static void
     }
 
     // Save original button for later use
-    if(sc_btn_temp_id_original == 0) {
-        sc_btn_temp_id_original = instance->btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(instance->btn);
     }
+    subghz_custom_btn_set_max(3);
 }
 
 /** 
@@ -398,13 +382,16 @@ static uint64_t subghz_protocol_secplus_v2_encode_half(uint8_t roll_array[], uin
 
 static void subghz_protocol_secplus_v2_encode(SubGhzProtocolEncoderSecPlus_v2* instance) {
     // Save original button for later use
-    if(sc_btn_temp_id_original == 0) {
-        sc_btn_temp_id_original = instance->generic.btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(instance->generic.btn);
     }
 
+    uint8_t custom_btn_id = subghz_custom_btn_get();
+    uint8_t original_btn_num = subghz_custom_btn_get_original();
+
     // Set custom button
-    if(sc_btn_temp_id == 1) {
-        switch(sc_btn_temp_id_original) {
+    if(custom_btn_id == 1) {
+        switch(original_btn_num) {
         case 0x68:
             instance->generic.btn = 0x80;
             break;
@@ -422,8 +409,8 @@ static void subghz_protocol_secplus_v2_encode(SubGhzProtocolEncoderSecPlus_v2* i
             break;
         }
     }
-    if(sc_btn_temp_id == 2) {
-        switch(sc_btn_temp_id_original) {
+    if(custom_btn_id == 2) {
+        switch(original_btn_num) {
         case 0x68:
             instance->generic.btn = 0x81;
             break;
@@ -441,8 +428,8 @@ static void subghz_protocol_secplus_v2_encode(SubGhzProtocolEncoderSecPlus_v2* i
             break;
         }
     }
-    if(sc_btn_temp_id == 3) {
-        switch(sc_btn_temp_id_original) {
+    if(custom_btn_id == 3) {
+        switch(original_btn_num) {
         case 0x68:
             instance->generic.btn = 0xE2;
             break;
@@ -460,8 +447,8 @@ static void subghz_protocol_secplus_v2_encode(SubGhzProtocolEncoderSecPlus_v2* i
             break;
         }
     }
-    if((sc_btn_temp_id == 0) && (sc_btn_temp_id_original != 0)) {
-        instance->generic.btn = sc_btn_temp_id_original;
+    if((custom_btn_id == 0) && (original_btn_num != 0)) {
+        instance->generic.btn = original_btn_num;
     }
     uint32_t fixed_1[1] = {instance->generic.btn << 12 | instance->generic.serial >> 20};
     uint32_t fixed_2[1] = {instance->generic.serial & 0xFFFFF};
diff --git a/lib/subghz/protocols/secplus_v2.h b/lib/subghz/protocols/secplus_v2.h
index 155d943b2..0eea732af 100644
--- a/lib/subghz/protocols/secplus_v2.h
+++ b/lib/subghz/protocols/secplus_v2.h
@@ -10,14 +10,6 @@ extern const SubGhzProtocolDecoder subghz_protocol_secplus_v2_decoder;
 extern const SubGhzProtocolEncoder subghz_protocol_secplus_v2_encoder;
 extern const SubGhzProtocol subghz_protocol_secplus_v2;
 
-// Custom buttons
-void secplus2_set_btn(uint8_t b);
-
-uint8_t secplus2_get_original_btn();
-uint8_t secplus2_get_custom_btn();
-
-void secplus2_reset_original_btn();
-
 /**
  * Allocate SubGhzProtocolEncoderSecPlus_v2.
  * @param environment Pointer to a SubGhzEnvironment instance
diff --git a/lib/subghz/protocols/somfy_telis.c b/lib/subghz/protocols/somfy_telis.c
index 0294a1922..047efb688 100644
--- a/lib/subghz/protocols/somfy_telis.c
+++ b/lib/subghz/protocols/somfy_telis.c
@@ -7,6 +7,8 @@
 #include "../blocks/generic.h"
 #include "../blocks/math.h"
 
+#include "../blocks/custom_btn.h"
+
 #define TAG "SubGhzProtocolSomfyTelis"
 
 static const SubGhzBlockConst subghz_protocol_somfy_telis_const = {
@@ -73,25 +75,6 @@ const SubGhzProtocol subghz_protocol_somfy_telis = {
     .encoder = &subghz_protocol_somfy_telis_encoder,
 };
 
-static uint8_t st_btn_temp_id;
-static uint8_t st_btn_temp_id_original;
-
-void somfy_telis_set_btn(uint8_t b) {
-    st_btn_temp_id = b;
-}
-
-uint8_t somfy_telis_get_original_btn() {
-    return st_btn_temp_id_original;
-}
-
-uint8_t somfy_telis_get_custom_btn() {
-    return st_btn_temp_id;
-}
-
-void somfy_telis_reset_original_btn() {
-    st_btn_temp_id_original = 0;
-}
-
 void* subghz_protocol_encoder_somfy_telis_alloc(SubGhzEnvironment* environment) {
     UNUSED(environment);
     SubGhzProtocolEncoderSomfyTelis* instance = malloc(sizeof(SubGhzProtocolEncoderSomfyTelis));
@@ -128,13 +111,16 @@ static bool subghz_protocol_somfy_telis_gen_data(
     }
 
     // Save original button for later use
-    if(st_btn_temp_id_original == 0) {
-        st_btn_temp_id_original = btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(btn);
     }
 
+    uint8_t custom_btn_id = subghz_custom_btn_get();
+    uint8_t original_btn_num = subghz_custom_btn_get_original();
+
     // Set custom button
-    if(st_btn_temp_id == 1) {
-        switch(st_btn_temp_id_original) {
+    if(custom_btn_id == 1) {
+        switch(original_btn_num) {
         case 0x1:
             btn = 0x2;
             break;
@@ -152,8 +138,8 @@ static bool subghz_protocol_somfy_telis_gen_data(
             break;
         }
     }
-    if(st_btn_temp_id == 2) {
-        switch(st_btn_temp_id_original) {
+    if(custom_btn_id == 2) {
+        switch(original_btn_num) {
         case 0x1:
             btn = 0x4;
             break;
@@ -171,8 +157,8 @@ static bool subghz_protocol_somfy_telis_gen_data(
             break;
         }
     }
-    if(st_btn_temp_id == 3) {
-        switch(st_btn_temp_id_original) {
+    if(custom_btn_id == 3) {
+        switch(original_btn_num) {
         case 0x1:
             btn = 0x8;
             break;
@@ -191,8 +177,8 @@ static bool subghz_protocol_somfy_telis_gen_data(
         }
     }
 
-    if((st_btn_temp_id == 0) && (st_btn_temp_id_original != 0)) {
-        btn = st_btn_temp_id_original;
+    if((custom_btn_id == 0) && (original_btn_num != 0)) {
+        btn = original_btn_num;
     }
 
     if(instance->generic.cnt < 0xFFFF) {
@@ -684,9 +670,10 @@ static void subghz_protocol_somfy_telis_check_remote_controller(SubGhzBlockGener
     instance->serial = data & 0xFFFFFF; // address
 
     // Save original button for later use
-    if(st_btn_temp_id_original == 0) {
-        st_btn_temp_id_original = instance->btn;
+    if(subghz_custom_btn_get_original() == 0) {
+        subghz_custom_btn_set_original(instance->btn);
     }
+    subghz_custom_btn_set_max(3);
 }
 
 /** 
diff --git a/lib/subghz/protocols/somfy_telis.h b/lib/subghz/protocols/somfy_telis.h
index 36f6c70b5..cb5cf8e96 100644
--- a/lib/subghz/protocols/somfy_telis.h
+++ b/lib/subghz/protocols/somfy_telis.h
@@ -11,14 +11,6 @@ extern const SubGhzProtocolDecoder subghz_protocol_somfy_telis_decoder;
 extern const SubGhzProtocolEncoder subghz_protocol_somfy_telis_encoder;
 extern const SubGhzProtocol subghz_protocol_somfy_telis;
 
-// Custom buttons
-void somfy_telis_set_btn(uint8_t b);
-
-uint8_t somfy_telis_get_original_btn();
-uint8_t somfy_telis_get_custom_btn();
-
-void somfy_telis_reset_original_btn();
-
 /**
  * Allocate SubGhzProtocolEncoderSomfyTelis.
  * @param environment Pointer to a SubGhzEnvironment instance