diff --git a/App/app/foxhunt.c b/App/app/foxhunt.c
index de16abe3..9d08c0c6 100644
--- a/App/app/foxhunt.c
+++ b/App/app/foxhunt.c
@@ -434,9 +434,9 @@ static void FOXHUNT_Tag(const char *s, uint8_t x, uint8_t line)
 static void FOXHUNT_DrawFKey(void)
 {
     if (foxLocked)
-        memcpy(gStatusLine + 69, gFontKeyLock, sizeof(gFontKeyLock));
+        memcpy(gStatusLine + 70, gFontKeyLock, sizeof(gFontKeyLock));
     else if (gWasFKeyPressed)
-        memcpy(gStatusLine + 69, gFontF, sizeof(gFontF));
+        memcpy(gStatusLine + 70, gFontF, sizeof(gFontF));
 }
 
 // Draw a string right-aligned in the small (7 px) font: its right edge lands at rightX.
diff --git a/App/apps/beacon/beacon_app.c b/App/apps/beacon/beacon_app.c
index 4e2d9de1..361fdcf0 100644
--- a/App/apps/beacon/beacon_app.c
+++ b/App/apps/beacon/beacon_app.c
@@ -62,6 +62,7 @@ static const uint8_t M_DIG[10] = {0x3F,0x2F,0x27,0x23,0x21,0x20,0x30,0x38,0x3C,0
 static const char    FOX_TAIL[5] = {'E','I','S','H','5'};
 static const uint8_t BMP_TX[16] = {0x1c,0x22,0x41,0x1c,0x22,0x00,0x08,0x1c,0x1c,0x08,0x00,0x22,0x1c,0x41,0x22,0x1c};
 static const uint8_t FONT_LOCK[9] = {0x7c,0x46,0x45,0x45,0x45,0x45,0x45,0x46,0x7c};
+static const uint8_t FONT_F[9]    = {0x3e,0x7f,0x41,0x75,0x75,0x75,0x7d,0x7f,0x3e};
 
 static const app_api_t *A;
 
@@ -134,7 +135,8 @@ static void chrome(void){
     A->status_clear();
     A->print_inverse("BEACON",2,0,true,true,26);
     A->draw_battery();
-    if(foxLocked) cpy(A->status_line+69,FONT_LOCK,9);
+    if(foxLocked)  cpy(A->status_line+70,FONT_LOCK,sizeof(FONT_LOCK));
+    else if(fArm)  cpy(A->status_line+70,FONT_F,sizeof(FONT_F));
     { char *o=putu(str,A->tx_freq()/100000u); *o++='.'; uint32_t fr=A->tx_freq()%100000u;
       for(int8_t d=4;d>=0;d--){ uint32_t p=1; for(int8_t k=0;k<d;k++)p*=10; *o++=(char)('0'+(fr/p)%10);} *o='\0'; }
     A->print_normal(str,(uint8_t)(126-slen(str)*7),0,6);
@@ -192,11 +194,14 @@ static void beaconDraw(bool txNow,uint8_t il){
 static void blit(void){ A->blit_status(); A->blit_full(); }
 
 /* ---- keypad-lock long-press ---- */
-static void lockTrack(uint8_t key,uint16_t ms){
-    if(key!=APP_KEY_F){ fHoldMs=0; fLongDone=false; return; }
-    if(fLongDone) return;
+/* true exactly on the lock/unlock toggle, so a caller that does not redraw every tick
+ * (the TX loop) can refresh the padlock at once. */
+static bool lockTrack(uint8_t key,uint16_t ms){
+    if(key!=APP_KEY_F){ fHoldMs=0; fLongDone=false; return false; }
+    if(fLongDone) return false;
     fHoldMs+=ms;
-    if(fHoldMs>=LOCK_HOLD_MS){ fLongDone=true; foxLocked=!foxLocked; fArm=false; A->backlight_on(); }
+    if(fHoldMs>=LOCK_HOLD_MS){ fLongDone=true; foxLocked=!foxLocked; fArm=false; A->backlight_on(); return true; }
+    return false;
 }
 
 /* ---- interactive TX delay: drains the window, keys, live seconds. true = abort ---- */
@@ -209,7 +214,7 @@ static bool txDelay(uint16_t ms){
         if((uint8_t)((txMsLeft+999u)/1000u)!=secShown){ drawTxSeconds(); A->blit_line(0); }
 
         uint8_t key=A->get_key();
-        lockTrack(key,slice);
+        if(lockTrack(key,slice)){ beaconDraw(true,0); blit(); }   /* show the padlock at once, mid-TX */
         if(key==APP_KEY_INVALID||key==prevKey){ prevKey=key; continue; }
         prevKey=key;
         A->backlight_on();
diff --git a/App/apps/fm/fm_app.c b/App/apps/fm/fm_app.c
index 9212af0c..5fa382b1 100644
--- a/App/apps/fm/fm_app.c
+++ b/App/apps/fm/fm_app.c
@@ -36,7 +36,7 @@
 #define CHMAX       APP_FM_CH_MAX
 
 static const char BAND_NAME[4][10] = { "87.5-108M", "76-108M", "76-90M", "64-76M" };
-static const uint8_t FONT_F[8] = {0x7f,0x00,0x76,0x76,0x76,0x76,0x7e,0x7f};
+static const uint8_t FONT_F[9] = {0x3e,0x7f,0x41,0x75,0x75,0x75,0x7d,0x7f,0x3e};
 static void cpy(uint8_t *d, const uint8_t *s, uint8_t n){ while(n--)*d++=*s++; }
 
 static const app_api_t *A;
@@ -102,7 +102,7 @@ static void draw(void)
     A->display_clear();
     A->status_clear();
     A->draw_battery();
-    if(fArm) cpy(A->status_line+69,FONT_F,8);   /* F armed indicator */
+    if(fArm) cpy(A->status_line+70,FONT_F,sizeof(FONT_F));   /* F armed indicator */
     A->print_string("FM",2,0,0,8);
     A->print_normal(BAND_NAME[st.band],1,0,6);
 
diff --git a/App/apps/foxhunt/foxhunt_app.c b/App/apps/foxhunt/foxhunt_app.c
index 1588c584..fba3aacf 100644
--- a/App/apps/foxhunt/foxhunt_app.c
+++ b/App/apps/foxhunt/foxhunt_app.c
@@ -81,7 +81,7 @@ static const uint8_t BMP_SPEAKER[10] = {0x1c,0x1c,0x3e,0x7f,0x00,0x22,0x1c,0x41,
 static const uint8_t BMP_UP[11]      = {0x20,0x30,0x38,0x3c,0x3e,0x3f,0x3e,0x3c,0x38,0x30,0x20};
 static const uint8_t BMP_DOWN[11]    = {0x01,0x03,0x07,0x0f,0x1f,0x3f,0x1f,0x0f,0x07,0x03,0x01};
 static const uint8_t BMP_FLAT[11]    = {0x12,0x12,0x12,0x12,0x12,0x12,0x12,0x12,0x12,0x12,0x12};
-static const uint8_t FONT_F[8]       = {0x7f,0x00,0x76,0x76,0x76,0x76,0x7e,0x7f};
+static const uint8_t FONT_F[9]       = {0x3e,0x7f,0x41,0x75,0x75,0x75,0x7d,0x7f,0x3e};
 static const uint8_t FONT_LOCK[9]    = {0x7c,0x46,0x45,0x45,0x45,0x45,0x45,0x46,0x7c};
 
 static void cpy(uint8_t *d, const uint8_t *s, uint8_t n){ while(n--)*d++=*s++; }
@@ -240,8 +240,8 @@ static void draw(void){
     else                         cpy(A->status_line+38,BMP_BARS,11);
     if(foxAudioMode==AUDIO_BEEP)          cpy(A->status_line+55,BMP_SIGNAL,10);
     else if(foxAudioMode==AUDIO_STATION)  cpy(A->status_line+55,BMP_SPEAKER,10);
-    if(foxLocked)  cpy(A->status_line+69,FONT_LOCK,9);
-    else if(fArm)  cpy(A->status_line+69,FONT_F,8);
+    if(foxLocked)  cpy(A->status_line+70,FONT_LOCK,9);
+    else if(fArm)  cpy(A->status_line+70,FONT_F,sizeof(FONT_F));
 
     i2str(big,curDbm);
     A->display_freq(big,2,0,false);
diff --git a/App/bitmaps.c b/App/bitmaps.c
index 21f8cff1..32f1bc52 100644
--- a/App/bitmaps.c
+++ b/App/bitmaps.c
@@ -22,16 +22,17 @@ const uint8_t gFontPttClassic[2][6] =
     {0x00, 0x7f, 0x40, 0x40, 0x40, 0x40},
 };
 
-const uint8_t gFontF[8] =
+const uint8_t gFontF[9] =
 {
+    0b00111110,
     0b01111111,
-    0b00000000,
-    0b01110110,
-    0b01110110,
-    0b01110110,
-    0b01110110,
-    0b01111110,
-    0b01111111
+    0b01000001,
+    0b01110101,
+    0b01110101,
+    0b01110101,
+    0b01111101,
+    0b01111111,
+    0b00111110
 };
 
 const uint8_t gFontS[6] =
diff --git a/App/bitmaps.h b/App/bitmaps.h
index fba73398..a79eb7a4 100644
--- a/App/bitmaps.h
+++ b/App/bitmaps.h
@@ -7,7 +7,7 @@
 extern const uint8_t gFontPowerSave[2][6];
 extern const uint8_t gFontPttOnePush[2][6];
 extern const uint8_t gFontPttClassic[2][6];
-extern const uint8_t gFontF[8];
+extern const uint8_t gFontF[9];
 extern const uint8_t gFontS[6];
 
 extern const uint8_t gFontKeyLock[9];