1. Open my page in Tik Tok and click the three-column icon in the upper right corner.

2. In the pop-up menu, click the "Settings" option.

3. Go to the Settings page, and then click Accounts and Security.

4. Click the phone binding option.

5. Click Replace in the pop-up panel.

6. Changing the bound mobile phone into the mobile phone number of the transferor can successfully realize the transfer and sale.