How to change email address on the App:
- Click the avatar in the upper left corner of the app homepage, enter [Personal Center], and then click [Change Account]

- Click [Change Account] and perform face recognition authentication

- Enter the email verification code, submit to the next page, verify the new email, and the change is complete.

How to change email address on the Web:
- Click the avatar in the upper right corner of the webpage, enter [Personal Center], and then click [Change Account]. In the change account page, enter the email verification code or perform face recognition, and click [Confirm]

- Enter the new registered email and the verification code of the new email, click [Confirm], and the change is complete.
