1. After logging in to the Doo Prime User Center, click “My Account” in the left column, select “Account Management” to enter the “Account Settings” interface, and click “Modify” at “Email” or “Phone Number”.

2. You can choose mobile phone or email for verification and click “Please click to verify”. After verification, the system will send a verification code through mobile phone messages or email. Please enter the verification code and click “Next”.

3. Re-enter the “Phone Number” or “Email” and click “Send Verification Code”. After entering the verification code, click “OK”. Once everything is completed, you will receive a confirmation email.