Earlier quoted context omitted.
Firefox is odd in this regard, though. Chrome tried to make it so you could only add extensions while signed in to Google, but have since abandoned that policy and currently permits side loading, while Firefox doesn't allow any extensions that haven't been signed by their certificate which means that if they forget to renew that certificate you can't use any extensions...which actually happened. It's bizarre to me th…
On desktop, Firefox Developer Edition, Nightly, and ESR still allow unsigned extensions after setting xpinstall.signatures.required to false in about:config.[1] Firefox for Android doesn't allow sideloading,[2] and only has an advantage because Chrome for Android doesn't support extensions at all in its official relases. [1] https://wiki.mozilla.org/Add-ons/Extension_Signing#FAQ [2] https://github.com/mozilla-mobile/…
I'm aware, and that's great, but since those come with their own caveats, yabuts, exceptions, eccentricities and bugs, I don't consider any of those useful solutions to that problem for me.