If you want to edit a video, you can install a "watermark APP" and use the video editing duration function to edit the video. Please follow the following steps.

Step 1: Install the watermark APP and select Open.

Step 2: Click the editing duration function on the home page.

Step 3: Select the video to edit.

Step 4: Wait for the import.

Step 5: Then in the video editing interface, you can use the following two white icons to adjust the video time and cut out the desired clips.

Step 6: After editing the required video clip, click Next in the upper right corner.

Step 7: Wait for video rendering.