diff --git a/app/action.c b/app/action.c
index 9fe229e..222fbcd 100644
--- a/app/action.c
+++ b/app/action.c
@@ -110,6 +110,9 @@ void (*action_opt_table[])(void) = {
     [ACTION_OPT_MAINONLY] = &ACTION_MainOnly,
     [ACTION_OPT_PTT] = &ACTION_Ptt,
     [ACTION_OPT_WN] = &ACTION_Wn,
+    #ifdef ENABLE_FEAT_F4HWN_MENU_LOCK
+        [ACTION_OPT_POWER_HIGH] = &ACTION_Power_High,
+    #endif
     [ACTION_OPT_BACKLIGHT] = &ACTION_BackLight,
 #else
     [ACTION_OPT_RXMODE] = &FUNCTION_NOP,
@@ -613,4 +616,22 @@ void ACTION_BackLightOnDemand(void)
     
     BACKLIGHT_TurnOn();
 }
+
+    #ifdef ENABLE_FEAT_F4HWN_MENU_LOCK
+    void ACTION_Power_High(void)
+    {
+        if(gEeprom.MENU_LOCK == true) // RO is active
+        {
+            if (gTxVfo->OUTPUT_POWER == gInitialPower)
+                gTxVfo->OUTPUT_POWER = OUTPUT_POWER_HIGH;
+            else if(gTxVfo->OUTPUT_POWER == OUTPUT_POWER_HIGH)
+                gTxVfo->OUTPUT_POWER = gInitialPower;
+        }
+        else
+        {
+            if (++gTxVfo->OUTPUT_POWER > OUTPUT_POWER_HIGH)
+                gTxVfo->OUTPUT_POWER = OUTPUT_POWER_LOW1;
+        }
+    }
+    #endif
 #endif
\ No newline at end of file
diff --git a/app/action.h b/app/action.h
index 311d3b4..7131c17 100644
--- a/app/action.h
+++ b/app/action.h
@@ -42,6 +42,9 @@ void ACTION_SwitchDemodul(void);
     void ACTION_Wn(void);
     void ACTION_BackLightOnDemand(void);
     void ACTION_BackLight(void);
+    #ifdef ENABLE_FEAT_F4HWN_MENU_LOCK
+        void ACTION_Power_High(void);
+    #endif
 #endif
 
 void ACTION_Handle(KEY_Code_t Key, bool bKeyPressed, bool bKeyHeld);
diff --git a/misc.c b/misc.c
index 40adb3b..615b573 100644
--- a/misc.c
+++ b/misc.c
@@ -137,6 +137,10 @@ enum BacklightOnRxTx_t gSetting_backlight_on_tx_rx;
     uint8_t       crc[15] = { 0 };
     uint8_t       lErrorsDuringAirCopy = 0;
     uint8_t       gAircopyStep = 0;
+    #ifdef ENABLE_FEAT_F4HWN_MENU_LOCK
+        bool          gResetPower = false;
+        uint8_t       gInitialPower = 0;
+    #endif
 #endif
 
 #ifdef ENABLE_AUDIO_BAR
diff --git a/misc.h b/misc.h
index 9b05c2a..1a3dc05 100644
--- a/misc.h
+++ b/misc.h
@@ -190,6 +190,10 @@ extern enum BacklightOnRxTx_t gSetting_backlight_on_tx_rx;
     extern uint8_t            crc[15];
     extern uint8_t            lErrorsDuringAirCopy;
     extern uint8_t            gAircopyStep;
+    #ifdef ENABLE_FEAT_F4HWN_MENU_LOCK
+        extern bool               gResetPower;
+        extern uint8_t            gInitialPower;
+    #endif
 #endif
 
 #ifdef ENABLE_AUDIO_BAR
diff --git a/radio.c b/radio.c
index 927a8f9..dd04934 100644
--- a/radio.c
+++ b/radio.c
@@ -159,6 +159,14 @@ void RADIO_InitInfo(VFO_Info_t *pInfo, const uint8_t ChannelSave, const uint32_t
 
 void RADIO_ConfigureChannel(const unsigned int VFO, const unsigned int configure)
 {
+
+    #ifdef ENABLE_FEAT_F4HWN_MENU_LOCK
+        if(configure == VFO_CONFIGURE_RELOAD)
+        {
+            gResetPower = true;
+        }
+    #endif
+
     VFO_Info_t *pVfo = &gEeprom.VfoInfo[VFO];
 
     if (!gSetting_350EN) {
@@ -428,6 +436,14 @@ void RADIO_ConfigureChannel(const unsigned int VFO, const unsigned int configure
     pVfo->Compander = att.compander;
 
     RADIO_ConfigureSquelchAndOutputPower(pVfo);
+
+    #ifdef ENABLE_FEAT_F4HWN_MENU_LOCK
+        if(gEeprom.MENU_LOCK && gResetPower) // RO is active
+        {
+            gInitialPower = pVfo->OUTPUT_POWER;
+            gResetPower = false;
+        }
+    #endif
 }
 
 void RADIO_ConfigureSquelchAndOutputPower(VFO_Info_t *pInfo)
diff --git a/settings.h b/settings.h
index e2859da..f930d8c 100644
--- a/settings.h
+++ b/settings.h
@@ -117,6 +117,9 @@ enum ACTION_OPT_t {
     ACTION_OPT_PTT,
     ACTION_OPT_WN,
     ACTION_OPT_BACKLIGHT,
+    #ifdef ENABLE_FEAT_F4HWN_MENU_LOCK
+        ACTION_OPT_POWER_HIGH,
+    #endif
 #endif
     ACTION_OPT_LEN
 };
diff --git a/ui/menu.c b/ui/menu.c
index f51dcb9..a9568a9 100644
--- a/ui/menu.c
+++ b/ui/menu.c
@@ -446,6 +446,9 @@ const t_sidefunction gSubMenu_SIDEFUNCTIONS[] =
     {"MAIN ONLY",       ACTION_OPT_MAINONLY},
     {"PTT",             ACTION_OPT_PTT},
     {"WIDE\nNARROW",    ACTION_OPT_WN},
+    #ifdef ENABLE_FEAT_F4HWN_MENU_LOCK
+        {"POWER\nHIGH",    ACTION_OPT_POWER_HIGH},
+    #endif
 #endif
 };