You might not be using any of the Fn keys on macOS and it is best to remap them to more useful keyboard shortcuts. Here’s how you can remap Fn keys on macOS.
There is a chance that you have never used the Caps Lock key. Here’s how you can remap the Caps Lock key to Esc in macOS, which is useful for the Touch Bar model that doesn’t have a physical Esc key.
If you find that some of your keyboard buttons are going unloved, here is how you can remap unused keys in Windows 10 and maximize your keyboard usage.