1. If the original mobile number is still in use, you can enter Avatar icon in the upper left corner - Account and security - Mobile phone verification - Mobile phone number - Change binding, and follow the instructions on the page to verify the verification code received by the original mobile number first, and then verify the verification code of the new mobile number to complete the mobile number change.
2. If the original mobile number has been deactivated, click Avatar icon in the upper left corner of the home page - Account and security - Mobile phone verification - Mobile phone number - Change binding, then click "Mobile phone number is not available”, "Reset your cell phone number", verify your identity according to the requirements on the page, and finally submit it for review. Customer service will complete the review within one working day and inform the review result by SMS or email. (Note: 1. If the original mobile number has been deactivated in the case of resetting mobile number, the completion of KYC certification before entering the next step in order to protect the security of the account assets. 2. Submitting the information: one hand holds the authentication document, one hand holds a white paper with with the application date and the application for "reset cell phone number” written.)