We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

When will Firefox support the Media-Source-Extensions, and with no problem?

  • 1 reply
  • 2 have this problem
  • 12 views
  • Last reply by guigs

more options

When will Firefox support the Media-Source-Extensions, and with no problem?

It crashed when I was watching a live show in 1080p with HTML5. It usually have the tearing problem when it was in fullscreen with HTML5. It can't watch a 4K video while playing with HTML5.

When will Firefox support the Media-Source-Extensions, and with no problem? It crashed when I was watching a live show in 1080p with HTML5. It usually have the tearing problem when it was in fullscreen with HTML5. It can't watch a 4K video while playing with HTML5.

All Replies (1)

more options

It's being worked on, last version Mozilla added MSE for YouTube playback support to Mac OS X. I do not have an eta when this will be completed.