In this tutorial, you will learn how to:
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• Access blocked numbers
• Block and unblock numbers
• Block a phone number from the call log
• Block unknown numbers
• Use AT&T ActiveArmor Mobile Security
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Access blocked numbers
From the

 Phone app, select theÂ

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Menu icon >Â
Settings >Â
Blocked numbers.

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Block and unblock numbers
BLOCK NUMBERS: From the Blocked numbers screen, selectÂ
Add a number. Enter the desiredÂ
number, then selectÂ
Block.

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UNBLOCK PHONE NUMBER: Select the
 X icon next to the desiredÂ
number. SelectÂ
Unblock to confirm.

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Block a phone number from the call log
From the

 Phone app, select the
Recents tab then select and hold the desired
phone number. Select
Block number, then selectÂ
BLOCK to confirm.

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Block unknown numbers
From the Blocked numbers screen, select the
Unknown switch.

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Use AT&T ActiveArmor Mobile Security
To automatically block calls from likely fraudsters, get alerts on suspected spam, and manually block calls learn more about
AT&T ActiveArmor Mobile Security. Free for eligible users.