2. Then on the main page of the open clipping software, click the plus sign icon to start creation, as shown in the figure below.
3. Then, in the opened video list interface, select a video to edit, open the video editing interface, and slide the toolbar to the right.
4. After the toolbar changes, click the adjustment icon and click the contrast icon.
5. Finally, drag the setting icon to adjust the contrast value, as shown in the figure below.