How to Make a TikTok Sound (Without Posting Publicly)

To make your own sound on TikTok, record or upload a video with your custom audio, post it without adding any tracks from TikTok’s library, and the platform automatically turns your video’s audio into a reusable Original Sound credited to your account. That single workflow is the foundation for every custom audio strategy on the platform, whether you want the sound public or locked to your own videos.