If you don't want to receive calls or texts from a certain number, you can block it. When the number tries to contact you, your phone will automatically decline the call or text.
Use either app to block both calls and texts from a number.



Tap 
Or, touch 
Use either app to unblock a number, so you can receive calls and texts from that number.








Your phone will block calls from private or unidentified numbers. You'll still receive calls from phone numbers that are stored in your contacts.