In some regions, you can make emergency calls from 
		HTC Desire 10 pro even if the 
		nano SIM card has been blocked or if you don't have one installed.
	 
	 
 
	  
		Important: If you don't have a network signal, you won't be able to make an emergency call. 
		
 
	  
 
	 -  
		  On the 
				Home screen, tap the phone icon to open the 
				Phone app. 
			  
		
-  
		  Dial the emergency number for your locale, and then tap 
			 Call. 
		   
		
 
		Tip: If you've enabled but forgotten your lock password or lock pattern, you can still make emergency calls by tapping 
		  Emergency on the screen.