Hi @Zulfan Hakim
If you no longer have access to the phone number or email address, or you need to add another way to sign in, select I don't have any of these when trying to sign in and follow the prompts.
In addition, if you want to cancel phone verification and SMS verification:
1.Sign in to the Microsoft Entra admin center as at least an Authentication Policy Administrator.
2.Browse to Protection > Authentication methods > Policies.
3.From the list of available authentication methods, select SMS.
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