So, this bug still exists with a slight modification of step #2: 2. If firefox shows the extension autoupdater with a new version of any of your extensions, _install the update and then_ open the extension's home page.
So, this bug still exists with a slight modification of step #2:
2. If firefox shows the extension autoupdater with a new version of any of your
extensions, _install the update and then_ open the extension's home page.