1. Open the Tik Tok client, enter the main video interface, and click the "Me" tab in the lower right corner.

2. On my page, you can see the Tik Tok number and nickname currently used. If you want to modify it, just click the "Edit" button in the upper right corner.

3. The setting menu will pop up. Click the "Edit Data" menu item in the menu to modify the current Tik Tok number of the account.

4. After changing it into a friendly Tik Tok, click the "Save" button in the upper right corner to finish.