1. Open the Tik Tok application and enter the "Me" personal interface.

2. Click the "three" icon on the upper right to open the side interface.

3. In the side interface, select and click the "Time Management" option.

4. In the time management function interface, find and click "Content Preferences".

5. In the content preferences, you can see different content categories, such as movies, TV series, variety shows, music and so on.

6. According to your own interests, choose your favorite content categories, and adjust the preferences of each category by dragging the slider. If you want to enhance one aspect, you need to reduce the preference settings of other columns.

7. After setting, click OK to save the changes.