How to change my phone number in the Device Information section
The Device Information section shows an out-of-date phone number, the fields in this section are not editable. How do I update or delete a phone number?
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See this on how to change your Apple ID phone number
- Go to Settings, then tap [your name].
- Tap Sign-In & Security.
- Tap your primary phone number to make changes.
- To remove this phone number from your account, tap Remove from Account. If you want to keep the current phone number associated with your Apple Account but change to a different primary phone number, turn off Primary Phone Number.
- You’re prompted to choose another primary phone number. You can either choose one of your other phone numbers associated with your account as the new primary, or add a new primary phone number.
- Follow the onscreen steps to enter and verify your new primary phone number.