MPEG-4/H.264 video format
- OTHERCommonly used video compression format.
IE
- 5.5 - 8: Not supported
- 9 - 10: Supported
- 11: Supported
Edge
- 12 - 100: Supported
- 101: Supported
Firefox
- 2 - 20: Not supported
- 21 - 34: Partial support
- 35 - 99: Supported
- 100: Supported
- 101 - 102: Supported
Chrome
- 4 - 100: Supported
- 101: Supported
- 102 - 104: Supported
Safari
- 3.1: Not supported
- 3.2 - 15.3: Supported
- 15.4: Supported
- TP: Supported
Opera
- 9 - 24: Not supported
- 25 - 85: Supported
- 86: Supported
- 87: Supported
Safari on iOS
- 3.2 - 15.3: Supported
- 15.4: Supported
Opera Mini
- all: Not supported
Android Browser
- 2.1 - 2.2: Partial support
- 2.3: Partial support
- 3 - 4.3: Partial support
- 4.4 - 4.4.4: Supported
- 101: Supported
Opera Mobile
- 10: Not supported
- 11 - 12.1: Supported
- 64: Supported
Chrome for Android
- 101: Supported
Firefox for Android
- 100: Partial support
UC Browser for Android
- 12.12: Partial support
Samsung Internet
- 4 - 15.0: Supported
- 16.0: Supported
QQ Browser
- 10.4: Supported
Baidu Browser
- 7.12: Supported
KaiOS Browser
- 2.5: Supported
Firefox supports H.264 on Windows 7 and later since version 21. Firefox supports H.264 on Linux since version 26 if the appropriate gstreamer plug-ins are installed.
Partial support for older Firefox versions refers to the lack of support in OS X & some non-Android Linux platforms.