Set a PIN lock. 

1. From the AT&T Manager Website, click the arrow beneath Settings.

Step 1

2. Click SIM then click Turn on SIM PIN Lock.

Step 2

3. Enter the Current PIN, then click Save changes.

Step 3

4. To change the SIM PIN, click Change SIM PIN.  

Step 4

5. Enter the Current PIN, then enter and confirm the desired PIN. Click Save changes.

Step 5

Did you get the help you needed?

Great! We're so glad we could help.


We're sorry that didn't solve your issue.


Thanks for your feedback!