Toggle Bluetooth On/Off with iPhone Action Button

1. Search (swipe down in screen) and Open Shortcuts App. It should be installed by default, but if not found, can be installed from App store

   

   Find and open Shortcuts App
   

   
   
   
2.  Tap the plus (+) button on the top right to add new shortcut
   

   

   Add new shortcut
   

   
   
   
3. Look for search Actions
   

   

   Search Actions
   

   
   
   
4. Search Action Bluetooth, and pick "Set Bluetooth"

   

   Search Action Bluetooth
   

   
   
   
5. Click on Turn and select option Toggle. Click Done once selected.
   

   

   Set Bluetooth Options
   

   
   
   
6. New shortcut Set Bluetooth Created

   

   New shortcut created
   

   
   
   
7. Go to Settings and then select Action Button

   

   Action Button in Settings
   

   
   
   
8. Scroll right to Shortcut. Click Choose a Shortcut...

   

   Shortcut in Action Button Options
   

   
   
   
9. Select Set Bluetooth

   

   Selecting shortcut in Action Button Setting
   

   
   
   
10. Action button is now assigned. You can now press hold Action button to toggle Bluetooth on and off

    

    Action button with Shortcut Assigned
    

    
    

 Screenshots on iOS 18