The specific operation method is as follows:

1. Open Douyin and click the plus sign to record the video. Open Douyin and click the plus sign for video recording.

2. Click "Select Music" above

3. Use the selected music.

4. Select "Click to shoot".

5. Click "Special Effects".

6. Press and hold "Jitter" and part of the video progress bar will turn blue. This part uses the jitter effect. Release the mouse to stop using the special effect and click "Save".

7. Click "Next" and finally publish.