Tik Tok can remove the unavailability of the original sound by replacing other original music, using copyright-free music and contacting the music copyright party.

1. change other original music: when releasing the video, choose other original music without copyright problems.

2. Use copyright-free music: When publishing videos, you can choose to use copyright-free music provided by Tik Tok, and there will be no copyright problems with these music.

3. Contact the music copyright owner: Some music copyright owners may authorize specific usage scenarios. You can obtain authorization by contacting the copyright owner, so as to use the restricted original music.