We’ll use these timestamps to help align our subtitles and dubs with the source video. Speech Adaption. Typically, Speech-to-Text struggles most with uncommon words or phrases.

That’s all there is to it—whenever audio or video is playing and speech is detected, you’ll see live captions appear in the center of the screen.

You can add subtitles to your YouTube videos a few different ways, like uploading a pre-written file or using auto-sync. For some videos uploaded to YouTube, captions will automatically generate.