The Caps Lock key is a pox upon modern keyboards. It exists only to be pressed by aCCIDENT HALFWAY THROUGH A SENTENCE UNTIL YOu realise your mistake. We're not all touch-typists. Most of us are looking at the keyboard when we type. Accidentally having Caps Lock engaged is responsible for 67% (approx) of all failed login attempts (the rest being due to booze, sausage-fingers, and amnesia).
Here's how to disable the accursed Caps Lock key on desktop operating systems:
You can disable the caps lock key easily enough for your user account through System Settings:
This will take effect immediately - try it out!
Note this this only applies to your own account, so it will not have any effect on the login screen.
To re-enable caps lock, follow the same instruction as above, but in step 6, set the action for Caps Lock back to "Caps Lock".
Credit: Cult of Mac
You need to add a startup command (Run every time the computer boots) that will disable the caps lock key in the keyboard map.
Startup Applications
in the dash and open it.Disable Caps Lock
setxkbmap -option caps:none
To re-enable caps lock, follow the same instruction, but Delete the entry you created.
Credit: Ask Ubuntu
Obviously Windows, being the most popular consumer operating system in the world, has made disabling the caps lock key as easy as clicking a button in the control panel... hahaha, sorry, no, you're going to have to apply a registry patch.
Don't be alarmed though. It's pretty simple:
To re-enable caps lock:
Credit: Microsoft Community