Add-ons   Add-on Support

Add-ons grayed out (2)
[Support] Find the Fox (15)
Tabs in two or more Rows (like TabMixPro) in Quantum? ( 2 ) (30)
[Support] uMatrix ( 2 3 4 5 6 7 8 9 ) (172)
German dictionary disappears (1)
How to auto enable add-ons extension and prevent users to disable any add-ons? (2)
Lightbeam not working (2)
Panels missing (6)
Web extensions noob - getting: There was an error during installation: Extension is invalid (16)
Addon , saving diffrent filetypes to diffrent folders (4)
Who can make firefox add on to chrome extension for me (5)
XPath Checker - add-on missing in new Firefox (10)
"sci-hub links"cannot work (2)
Browsec not work (2)
Managing (enabling, disabling) user-defined sets of add-ons/extensions (7)
[Support] Offline QR code generator (2)
Open in VLC midea player (2)
All the great adds on like Reminder Fox that so many old people relied on and Leech Block ruined and cookies don't work on multiple sites no matter how many times you set to accept all cookies (1)
U Block not working (9)
YouTube Best Video Downloader use of and (11)
New version not found (6)
Add-On like Noia for Quantum (4)
Disallow Script Button replacement (3)
Password Exporter - (5)
The add-on couldn’t not be downloaded due to a connection failure (7)
FireFox addon for Lastpass (3)
iCLOUD does not sync with iPAD/PHONE, says FF not installed (2)
Not upgrading to FF 57: pros, cons, instructions (18)
Iridium block feature help (2)
Spell check for English (british) disappeared (5)