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jeff0616 Author

Level 1

4 points

How to change phone number for two-factor authentication.

Posted on Aug 2, 2020 8:16 AM

Top-ranking reply

Eric Root

Level 10

684,603 points

Posted on Aug 2, 2020 9:42 AM

You need to change the number on your Apple ID. After the change, allow up to 24 hours for the change to sync. Before trying to make the change, sign out of Messages/FaceTime on all devices/computers.

Apple ID - Manage

See the 'Keep your trusted phone numbers up to date' section of the article below.

Two-factor authentication for Apple ID - Apple Support

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How to change phone number for two-factor authentication.

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