To extract music from Douyin videos and save them in mp3 format, you can use the following two methods:

1. Use the mobile APP to extract the audio and save the Douyin videos to the mobile phone album. ; Open an APP that supports the video to audio function (such as Jinzhou Audio Clip Conversion APP, etc.), select the "Video to Audio" function; check the video files that need to be extracted, and click the "Extract Audio" button; after the extraction is completed, you can listen to the effect. After confirming that everything is correct, click Save to find the extracted MP3 audio file in the file list.

2. Use the cut to export the audio. Select the desired video on the Douyin homepage and click the share button; select "Save Local" in the pop-up window and send the video to your computer; open the cut on the computer. Screen, click the import button to add the saved video; drag the video to the editing track; click the "Export" button in the upper right corner; select "Export Audio" in the opened interface, and select MP3 as the format.