You can move private messages to the secure box. You will need to enter a password to read these messages. 
	 
 
  
 
	  
		Important:  
		   
			 - The secure box does not encrypt messages. 
			 
- Messages stored on a 
				nano SIM card cannot be moved to the secure box. 
			 
 
 
	  
 
	 - 
		  From the 
				Home screen, tap 
				 , and then find and tap 
				Messages. , and then find and tap 
				Messages.
-  
		  Tap a contact (or phone number) to display the exchange of messages with that contact. 
		   
		
-  
		  Tap 
			 . 
		   
		
-  
		  Select the messages, and then tap 
			 Move. 
		   
		
 
		 
		  Tip: To move all the messages from a contact, on the 
			 Messages screen, press and hold the contact and tap 
			 Move to secure box. 
		  
 
		 
 
	  
 
	 
		 
		  - To read messages in the secure box, on the 
			 Messages screen, tap 
			 . If it is your first time to use the secure box, set a password. 
		  
- To remove messages or contacts from the secure box, press and hold the contact (or phone number) and tap 
			 Move to general box.