In this tutorial, you will learn how to:
• View blocked messages
• Block and unblock numbers
• Block unknown numbers
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1. From the home screen, select the  Messages app.
2. Select the  Menu icon, then select Settings. Select Block numbers and messages.
3. To view blocked numbers or to block specific numbers, select Block numbers. To view messages from blocked numbers, select Blocked messages.
Call settings screen, select Block numbers then select the Block unknown callers switch.
Note: To access the Call settings screen, from the Home screen select the  Phone app >  Menu icon > Settings.