1. The way for editing to adjust the background music is: \ r \ Due to copyright issues, the editing app cannot add local music, but it can add music from the software music library. \ r \ Click the "New Project" button on the page to add video material, and then click "Music" below.

2. Editing music: First, open the editing APP to enter the home page, and click Start Creation. Select the video you want to edit in the local folder, and then click Add to Project. Before adding music, we click the turn off the original sound button on the left side of the video to clear the original sound of the video and avoid noise.

3. How to edit music by editing an app? Slide the white vertical bar at the bottom of the video, that is, the progress bar, to the beginning of the music you want to delete. Click the progress bar, a white box will appear around the progress bar, then slide to the end of the music you want to delete, and then click the next delete button.