gregstoll·2 か月前·議論Hopefully it will just work, if not please file a bug! I tested with a variety of hardware and sites but of course I couldn't try everything...
gregstoll·2 か月前·議論(I submitted a PR for caniuse a few days ago :-) https://github.com/Fyrd/caniuse/pull/7523 )
gregstoll·2 か月前·議論As others have said, you'll get a dialog if any site actually tries to use this. But if you want to fully turn it off, just set "dom.webserial.enabled" to false in about:config (and restart Firefox)