How to enable keyboard/mouse

Uhm, I'm gonna go out on a limb and say 42.



If that's not the answer you were looking for, then let us know what your system specs are, what is happening, and what you are doing to make it happen. Otherwise, we will have to stick with the answer to all questions, 42.
 
Well, usually when OC'ing screws things up, the answer is: Reset your BIOS!

Please refer to your motherboard manual for (A) how to do this or (B) a model number to help us help you.