Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Hello
I am Prakash and happy to help you with your question, I'm a Microsoft consumer like you.
If this is your Work\School account then your IT Admin or Global Admin can help you to reset your MFA settings of this account.
In case of additional questions, reach out back to us, and we will be happy to help and try our best to resolve your issue.
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Best Regards, Prakash