If you're new to Mac computers, a good first step is figuring out how to lock your Mac to keep it secure from intruders.

You can change the lock screen on your Windows computer by customizing the background image and specifying what supplemental information it displays.

If the Caps Lock key works in reverse order, press the Ctrl+Shift+Caps Lock keys. This is a shortcut method to reset the Caps Lock key. If this works, you need not try the fixes described below. If ...