Can't install gnome extensions in Firefox - No ON/OFF button
22207
How do I install and manage GNOME Shell extensions?
6229
How do I reset GNOME to the defaults?
67779
Install button in Software Center is disabled
130585
How can I install an older version of Firefox?
100797
How do I change "Show Applications" button on GNOME 3 dash?
154526
How to upgrade to GNOME 3.30 on Ubuntu 18.04.1
21877
Where is the suspend/hibernate button in GNOME Shell?
30368
Install GNOME Shell extensions from terminal
109428
Did Firefox (v 39.0) drop support for "Global Menu"?
40558
"Add" button doesn't work with JavaScript off
50559
All of my Firefox add-ons have been disabled suddenly, how can I re-enable them?
109602
Why shift-cmd-n fails as a custom shortcut for Firefox "New Private Window"?
105305
How do I add eclipse to my gnome shell favorites?
29750
URL extensions.gnome.org for managing GNOME Extensions not working in any browser
40641
What should be used instead of the deprecated gnome-open in Ubuntu 18.04?
73791
How do I deactivate F1 and F10 keybindings in gnome-terminal?
96664
Title bar settings missing in GNOME Tweaks on Ubuntu 20.04