All firefox add-ons got disabled and can't download any from Mozilla web page
50559
All of my Firefox add-ons have been disabled suddenly, how can I re-enable them?
24936
Building an Internet Explorer Extension/Add-On?
126334
How can I prevent Firefox from updating to a newer version
76084
Safari can load internet but none of the other apps cannot!
98449
Cannot add any images
150160
Reviewing Firefox Extensions - When was it installed?
78142
In my firefox extension, onUninstalled event doesn't seem to fire
37912
Addons: Only some .zips will install
80964
Avatars won't load in Firefox if very restrictive content blocking is enabled
82950
How do I install Waterfox?
56426
Firefox: Downloading files with drag and drop
11060
FireFox extension: How to access page element via jQuery?
129029
Where to get the full offline-capable installer for macOS Mojave (.1 update)?
77843
Software to export firefox addons
110333
Error handling & workarounds allow_url_fopen and allow_url_include is disabled on the server
40638
Cannot locate Ubuntu Software Center via Firefox to open APT links
82789
FireFox 66 Quantum disabled all my extensions at midnight!