If you want to develop apps for your phone, you can enable developer's options in 
		Settings. 
	 
 
  
 
	 - Go to .
-  
		Tap 
		  . 
		
-  
		Tap 
		  Build number 7 times or more until you see the message 
		  You are now a developer.
		 
 
		When you return to the 
		  Settings screen, you'll see the 
		  Developer options setting.