This is the first reason why your computer keyboard gets locked accidentally. Filter Keys turn on if you press the right shift key for 8 seconds, which of course can happen accidentally. When your ...

Are you finding that the Caps Lock function of your keyboard has been reversed, and instead of typing a capital letter when engaged, instead it produces lower case letters? Luckily, this problem can ...

In the keyboard section of the system preferences there is an option that might help you. I don't have my macbook pro present right now so I don't know exactly what its called.