what butoon do you press atr start up to put ur comnp on safe mode?

Answer 1

It depends on your computer. F1 tends to do it for a lot of computers. F2 for others. At startup, it should say something on the initial screen to the effect of, "Press [whatever it is] to enter Setup." Press whatever they say, then at Setup, choose Safe Mode.

Answer 2

Repeatedly tap the F8 key at your first screen.

Answer 3

F8