WebVTT - Web Video Text Tracks
- CRFormat for marking up text captions for multimedia resources.
Chrome
- 4 - 17: Not supported
- 18 - 116: Supported
- 117: Supported
- 118 - 120: Supported
Edge
- 12 - 116: Supported
- 117: Supported
Safari
- 3.1 - 5.1: Not supported
- 6 - 16.6: Supported
- 17.0: Supported
- 17.1 - TP: Supported
Firefox
- 2 - 23: Not supported
- 24 - 30: Disabled by default
- 31 - 54: Supported
- 55 - 116: Supported
- 117: Supported
- 118 - 120: Supported
Opera
- 9 - 12.1: Not supported
- 15 - 101: Supported
- 102: Supported
IE
- 5.5 - 9: Not supported
- 10: Supported
- 11: Supported
Chrome for Android
- 117: Supported
Safari on iOS
- 3.2 - 6.1: Not supported
- 7 - 16.6: Supported
- 17.0: Supported
- 17.1: Supported
Samsung Internet
- 4 - 21: Supported
- 22: Supported
Opera Mini
- all: Not supported
Opera Mobile
- 10 - 12.1: Not supported
- 73: Supported
UC Browser for Android
- 15.5: Supported
Android Browser
- 2.1 - 4.3: Not supported
- 4.4 - 4.4.4: Supported
- 117: Supported
Firefox for Android
- 117: Supported
QQ Browser
- 13.1: Supported
Baidu Browser
- 13.18: Supported
KaiOS Browser
- 2.5: Supported
- 3: Supported
WebVTT must be used with the <track> element.