4 ms·
The Add-on Compatibility Reporter, https://addons.mozilla.org/en-US/firefox/addon/add-on-compatibility-reporter/ https://addons.mozilla.org/en-US/firefox/addon/
by JamesMoriarty 15y ago
The Add-on Compatibility Reporter, https://addons.mozilla.org/en-US/firefox/addon/add-on-compatibility-reporter/ https://addons.mozilla.org/en-US/firefox/addon/add-on-compat... , should help you install incompatible add-ons. Not sure if that helps you at all.