<track>

The HTML <track> element is used as a child of the media elements—<audio> and <video>. It lets you specify timed text tracks (or time-based data), for example to automatically handle subtitles. The tracks are formatted in WebVTT format (.vtt files) — Web Video Text Tracks.

https://developer.mozilla.org/en/docs/Web/HTML/Element/track

Can I Use <track>?

Can I Use track? Data on support for the track element across the major browsers from caniuse.com.

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