To use these add-ons, you'll need to download Firefox.

Log in
Add-on icon

Reviews for h264ify

h264ify by erkserkserks

4.4 Stars out of 5
5
168
4
14
3
6
2
6
1
20
Review by gor1kartem
by gor1kartem, 2 years ago
I used this extension on Opera, Brave and it was OK, but in firefox it makes youtube be laggy