Even back then Save As...
was working for me and I never bothered replacing the Firefox snap with the .deb
version. Probably some weird configuration on your machine, since I set up quite a bunch of machines with plain Ubuntu 22.04 LTS and never got complaints about this.
Had the MX Master 3, there the scroll wheel wasn’t quite. Got a MX Master 3s after I gave the first one to my gf and there the scrolling is super quiet.