I never use num lock intensionally, but sometimes in the middle of an intense game I'll hit it -- and then of course the game is screwed up until I suss whats going on. I managed to hit it twice this ...

I'm helping a parental unit troubleshoot an el cheapo 3-4 year old Acer laptop that has no Bluetooth. The symptom was that pressing a number of keys would turn out digits instead. It was driving the ...