I'm using FF as my main browser on both Linux and macOS and never had any issues like that. Most of the people I work with use macOS, a lot of them use FF and n

I'm using FF as my main browser on both Linux and macOS and never had any issues like that. Most of the people I work with use macOS, a lot of them use FF and never heard anyone complain about that. Maybe there are some other things that cause this on your machine?