Now I will share with you the method to solve this problem, I hope it can help everyone.

1. Douyin editing You can directly edit the video you want to edit through Douyin. First, open Douyin, then click the + sign, click the album, and select the video you want to edit. After selection, various tools such as text, stickers, special effects, etc. will appear on the right. Videos can be edited as needed. The editing tool of Douyin system can also help you adjust the video speed and beautify your videos with various functions. 2. Screen editing If you feel that the editing function of the Douyin system cannot satisfy your video editing effect, you can download and use a video editing app. After opening the clip, click to start the creative process and add the video you want to edit. After adding it, you will find a lot of editing tools popping up below. For example, clips, text, filters, backgrounds, etc. You can add some special effects, merge videos, add text, etc. to the video data according to your needs. 3. Export the video. If the video clip was modified on Douyin, click Next directly after the operation is completed. Add a copy of the content you want to publish and add tags and addresses to increase views, then click "Publish" below to publish the video. If the editing is done in editing software, just click the export button in the upper right corner of the editing. After exporting, the editing will pop up directly to share with Douyin, and you're done.