Firefox 3 Beta 5 trick – installing unsupported Add-ons
If you’re runing Firefox 3 Beta 5, you’ve probably already figured out how to enable unsupported Add-ons. But one thing I haven’t seen mentioned is how to install unsupported Add-ons when you start with a fresh install. The problem is that you won’t have existing extensions to enable and the new Add-ons site won’t let [...]