diff --git a/radio/src/gui/128x64/model_special_functions.cpp b/radio/src/gui/128x64/model_special_functions.cpp
index 962f63424..ca72bca25 100644
--- a/radio/src/gui/128x64/model_special_functions.cpp
+++ b/radio/src/gui/128x64/model_special_functions.cpp
@@ -187,11 +187,11 @@ void menuSpecialFunctions(event_t event, CustomFunctionData * functions, CustomF
 #if defined(CPUARM)
           if (sub==k && menuHorizontalPosition < 1 && CFN_SWITCH(cfn) == SWSRC_NONE) {
             drawSwitch(MODEL_SPECIAL_FUNC_1ST_COLUMN, y, CFN_SWITCH(cfn), attr | INVERS | ((functionsContext->activeSwitches & ((MASK_CFN_TYPE)1 << k)) ? BOLD : 0));
-            if (active) CHECK_INCDEC_SWITCH(event, CFN_SWITCH(cfn), SWSRC_FIRST, SWSRC_LAST, eeFlags, isSwitchAvailableInCustomFunctions);
+            if (active) CHECK_INCDEC_SWITCH(event, CFN_SWITCH(cfn), SWSRC_FIRST, functionsContext == &globalFunctionsContext ? SWSRC_TELEMETRY_STREAMING : SWSRC_LAST, eeFlags, isSwitchAvailableInCustomFunctions);
           }
           else {
             drawSwitch(MODEL_SPECIAL_FUNC_1ST_COLUMN, y, CFN_SWITCH(cfn), attr | ((functionsContext->activeSwitches & ((MASK_CFN_TYPE)1 << k)) ? BOLD : 0));
-            if (active || AUTOSWITCH_ENTER_LONG()) CHECK_INCDEC_SWITCH(event, CFN_SWITCH(cfn), SWSRC_FIRST, g_eeGeneral.customFn ? SWSRC_TELEMETRY_STREAMING : SWSRC_LAST, eeFlags, isSwitchAvailableInCustomFunctions);
+            if (active || AUTOSWITCH_ENTER_LONG()) CHECK_INCDEC_SWITCH(event, CFN_SWITCH(cfn), SWSRC_FIRST, functionsContext == &globalFunctionsContext ? SWSRC_TELEMETRY_STREAMING : SWSRC_LAST, eeFlags, isSwitchAvailableInCustomFunctions);
           }
 #else
           drawSwitch(MODEL_SPECIAL_FUNC_1ST_COLUMN, y, CFN_SWITCH(cfn), attr | ((functionsContext->activeSwitches & ((MASK_CFN_TYPE)1 << k)) ? BOLD : 0));
@@ -358,7 +358,7 @@ void menuSpecialFunctions(event_t event, CustomFunctionData * functions, CustomF
             drawSource(MODEL_SPECIAL_FUNC_3RD_COLUMN, y, val_displayed, attr);
             if (active) {
               INCDEC_SET_FLAG(eeFlags | INCDEC_SOURCE);
-              INCDEC_ENABLE_CHECK(isSourceAvailable);
+              INCDEC_ENABLE_CHECK(functionsContext == &globalFunctionsContext ? isSourceAvailableInGlobalFunctions : isSourceAvailable);
             }
           }
 #endif // CPUARM && SDCARD
diff --git a/radio/src/gui/212x64/model_special_functions.cpp b/radio/src/gui/212x64/model_special_functions.cpp
index 242edc9ae..f9a12c868 100644
--- a/radio/src/gui/212x64/model_special_functions.cpp
+++ b/radio/src/gui/212x64/model_special_functions.cpp
@@ -182,7 +182,7 @@ void menuSpecialFunctions(event_t event, CustomFunctionData * functions, CustomF
       switch (j) {
         case ITEM_CUSTOM_FUNCTIONS_SWITCH:
           drawSwitch(MODEL_SPECIAL_FUNC_1ST_COLUMN, y, CFN_SWITCH(cfn), attr | ((functionsContext->activeSwitches & ((MASK_CFN_TYPE)1 << k)) ? BOLD : 0));
-          if (active || AUTOSWITCH_ENTER_LONG()) CHECK_INCDEC_SWITCH(event, CFN_SWITCH(cfn), SWSRC_FIRST, g_eeGeneral.customFn ? SWSRC_TELEMETRY_STREAMING : SWSRC_LAST, eeFlags, isSwitchAvailableInCustomFunctions);
+          if (active || AUTOSWITCH_ENTER_LONG()) CHECK_INCDEC_SWITCH(event, CFN_SWITCH(cfn), SWSRC_FIRST, functionsContext == &globalFunctionsContext ? SWSRC_TELEMETRY_STREAMING : SWSRC_LAST, eeFlags, isSwitchAvailableInCustomFunctions);
           if (func == FUNC_OVERRIDE_CHANNEL && functions != g_model.customFn) {
             func = CFN_FUNC(cfn) = func+1;
           }
diff --git a/radio/src/gui/480x272/model_special_functions.cpp b/radio/src/gui/480x272/model_special_functions.cpp
index a31208d3e..b12a7d943 100644
--- a/radio/src/gui/480x272/model_special_functions.cpp
+++ b/radio/src/gui/480x272/model_special_functions.cpp
@@ -182,7 +182,7 @@ bool menuSpecialFunctions(event_t event, CustomFunctionData * functions, CustomF
         case ITEM_SPECIAL_FUNCTIONS_SWITCH:
           drawSwitch(MODEL_SPECIAL_FUNC_1ST_COLUMN, y, CFN_SWITCH(cfn), attr | ((functionsContext.activeSwitches & ((MASK_CFN_TYPE)1 << k)) ? BOLD : 0));
           if (active || AUTOSWITCH_ENTER_LONG()) {
-            CHECK_INCDEC_SWITCH(event, CFN_SWITCH(cfn), SWSRC_FIRST, g_eeGeneral.customFn ? SWSRC_TELEMETRY_STREAMING : SWSRC_LAST, eeFlags, isSwitchAvailableInCustomFunctions);
+            CHECK_INCDEC_SWITCH(event, CFN_SWITCH(cfn), SWSRC_FIRST, functions == g_eeGeneral.customFn ? SWSRC_TELEMETRY_STREAMING : SWSRC_LAST, eeFlags, isSwitchAvailableInCustomFunctions);
           }
           if (func == FUNC_OVERRIDE_CHANNEL && functions != g_model.customFn) {
             func = CFN_FUNC(cfn) = func+1;