1. First, open the Tik Tok application and enter the personal homepage. Click on the three points in the upper right corner to enter the settings page.

2. Secondly, on the Settings page, find the "Account and Security" option and click Enter. On the Account and Security page, locate the Enterprise Authentication option, and then click Enter.

3. Finally, on the enterprise certification page, find the option of "Turn off enterprise certification" and click Enter. Enter information according to the prompt, such as company name, business license number, etc. After submitting the application, wait for Tik Tok to review.