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Video Tracks

- LS

Method of specifying and selecting between multiple video tracks. Useful for providing sign language tracks, burnt-in captions or subtitles, alternative camera angles, etc.

Chrome

  1. ❌ 4 - 44: Not supported
  2. ❌ 45 - 130: Disabled by default
  3. ❌ 131: Disabled by default
  4. ❌ 132 - 134: Disabled by default

Edge

  1. ✅ 12 - 18: Supported
  2. ❌ 79 - 130: Disabled by default
  3. ❌ 131: Disabled by default

Safari

  1. ❌ 3.1 - 6: Not supported
  2. ✅ 6.1 - 18.0: Supported
  3. ✅ 18.1: Supported
  4. ✅ 18.2 - TP: Supported

Firefox

  1. ❌ 2 - 32: Not supported
  2. ❌ 33 - 131: Disabled by default
  3. ❌ 132: Disabled by default
  4. ❌ 133 - 135: Disabled by default

Opera

  1. ❌ 9 - 31: Not supported
  2. ❌ 32 - 113: Disabled by default
  3. ❌ 114: Disabled by default

IE

  1. ❌ 5.5 - 10: Not supported
  2. ❌ 11: Not supported

Chrome for Android

  1. ❌ 131: Disabled by default

Safari on iOS

  1. ❌ 3.2 - 6.1: Not supported
  2. ✅ 7 - 18.0: Supported
  3. ✅ 18.1: Supported
  4. ✅ 18.2: Supported

Samsung Internet

  1. ❌ 4 - 25: Not supported
  2. ❌ 26: Not supported

Opera Mini

  1. ❌ all: Not supported

Opera Mobile

  1. ❌ 10 - 12.1: Not supported
  2. ❌ 80: Disabled by default

UC Browser for Android

  1. ❌ 15.5: Disabled by default

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ❌ 131: Not supported

Firefox for Android

  1. ❌ 132: Not supported

QQ Browser

  1. ❌ 14.9: Disabled by default

Baidu Browser

  1. ❌ 13.52: Disabled by default

KaiOS Browser

  1. ❌ 2.5: Disabled by default
  2. ❌ 3: Disabled by default
Resources:
MDN Web Docs - HTMLMediaElement