Left Shift/Control/Option keys don't work
3626
Keyboard key stuck or not being recognized; how to fix
137469
Arrow keys and delete key not working
42290
How can I move all the window controls to the right (or left)?
42905
How do I change keyboards from the command line?
13166
How to add keyboard shortcuts?
108500
How to change languages with alt+shift
156173
How do I disable the alt-right click keyboard binding?
25613
How do I remap the keys on my keyboard?
45153
Why can't I left click on my Macbook Pro?
104874
Remap a key combination to another combination, e. g. Super+Ctrl+Shift+J -> Ctrl+Shift+Left
116789
Keyboard Shortcuts no longer working on GNOME 3.4.1
16907
window-switching keyboard shortcuts interfere with emacs and cannot be changed in the main keyboard system preferences
68794
How to disable Ctrl+Shift+U?
53235
How can I restore default keyboard shortcuts?
63644
CTRL+ALT+T not working
132736
How to set up keyboard layout switching and indication in Xubuntu?
111294
Windows 10 loses settings of keyboard layout shortcuts (hotkeys for input languages)