You can update your microsoft account phone number here.
https://account.microsoft.com/profile
--please don't forget to upvote
and Accept as answer
if the reply is helpful--
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When trying to use the Authenticator app, it comes up with the wrong telephone number to call to verify my account, how do I change the number?
You can update your microsoft account phone number here.
https://account.microsoft.com/profile
--please don't forget to upvote
and Accept as answer
if the reply is helpful--