Your mobile phone number is used for secondary identity verification, and critical security notifications. You can update it from your account security settings.
Users logged in as a RAM user, with a RAM role, or through Enterprise SSO cannot change the account mobile phone number. Ask the account administrator to make this change.
When to change your mobile phone number
Change your mobile phone number promptly in these scenarios:
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Your original phone number is lost, suspended, or reassigned.
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Account ownership is being transferred.
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Your security policy requires periodic phone number rotation.
Prerequisites
Log on to your Alibaba Cloud account. The verification method depends on whether your original phone number is still accessible:
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Accessible: Enter the SMS code sent to your current number.
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Not accessible: Complete the verification by receiving a code sent to your logon email address.
Procedure
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Log on to the Account Center and go to the Security Settings page. In the Basic Settings section, click Modify under Mobile Phone Number.
Alternatively, on the Overview page, in the My Account area, click the
icon next to Mobile Phone Number.
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Verify your identity using your original mobile phone number, logon email, or TOTP.
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After verification, enter your new phone number, click Get Verification Code, enter the code, and click OK.
Note-
The phone number must match the country or region you selected during registration.
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A phone number can be bound to up to six Alibaba Cloud accounts. If you reach this limit, use a different number or close unused accounts. Close your Alibaba Cloud account.
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A Modified successfully message appears.
FAQ
What should I do if I don't receive the verification code?
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If your logon email or original mobile phone number is accessible, try resending the code. Troubleshoot missing verification codes during registration or logon.
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If both your mobile phone number and logon email are unavailable, see What do I do if my logon email address is unavailable? to file an appeal.
Does my logon phone number change when I update my mobile phone number?
Yes. Your mobile phone number is also used for logon and password recovery. After the change, use your new number to log on and receive verification codes.