Can I use
?

Ogg/Theora video format

- OTHER

Free lossy video compression format.

IE

  1. 5.5 - 8: Not supported
  2. 9 - 10: Not supported (but has polyfill available)
  3. 11: Not supported (but has polyfill available)

Edge

  1. 12 - 16: Not supported (but has polyfill available)
  2. 17 - 84: Supported
  3. 85: Supported

Firefox

  1. 2 - 3: Not supported
  2. 3.5 - 79: Supported
  3. 80: Supported
  4. 81 - 82: Supported

Chrome

  1. 4 - 84: Supported
  2. 85: Supported
  3. 86 - 88: Supported

Safari

  1. 3.1 - 13.1: Not supported
  2. 14: Not supported
  3. TP: Not supported

Opera

  1. 9 - 10.1: Not supported
  2. 10.5 - 69: Supported
  3. 70: Supported

iOS Safari

  1. 3.2 - 13.7: Not supported
  2. 14.0: Not supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 81: Not supported

Blackberry Browser

  1. 7: Not supported
  2. 10: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 46: Not supported

Chrome for Android

  1. 85: Not supported

Firefox for Android

  1. 79: Supported

IE Mobile

  1. 10: Not supported (but has polyfill available)
  2. 11: Not supported (but has polyfill available)

UC Browser for Android

  1. 12.12: Supported

Samsung Internet

  1. 4 - 11.2: Not supported
  2. 12.0: Not supported

QQ Browser

  1. 10.4: Supported

Baidu Browser

  1. 7.12: Not supported

KaiOS Browser

  1. 2.5: Supported
Resources:
Wikipedia article