works even on songsterr

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

addon settings reset everytime firefox restarts

nice tool, could u do same thing for twitch ?

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.