works even on songsterr

several bugs, don't keep setting

It doesn't save your settings and randomly stops working.

addon settings reset everytime firefox restarts

Simple, does exactly what it says.

didn't work

The features are lightweight and work exactly as intended. The creator was receptive to my feature suggestions (supporting youtube shorts) :)

I was looking for a firefox extension to control the volume of Youtube Music without changing Youtube's. This is the best that I could find, it allows for accurate volume control.