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

Log in
Add-on icon

Reviews for 600% Sound Volume

600% Sound Volume by Aliaksandr

4.5 Stars out of 5
5
2,445
4
310
3
103
2
77
1
216
Review by Soulebreaker
by Soulebreaker, 2 months ago
When I turn the volume down it just mutes everything. I have to refresh the page and hope it works. Takes a few tries.