Because manufacturers hide the number pad inside the main keyboard. Look at the keys 7, 8, 9, U, I, O, J, K, L . If Num Lock is , those keys produce 7,8,9,4,5,6,1,2,3 .
You boot up your PC, sit down, type your PIN to log in, and... nothing happens. Or worse, you start typing letters and get numbers instead (looking at you, laptop users). You glance down. The little green light is off. Again. num lock on startup
There are few things in computing as simultaneously trivial and infuriating as the Num Lock key. Because manufacturers hide the number pad inside the