MacBook Pro won’t turn on

sabina.h wrote:

last night I was cleaning the screen and the back while it was on, suddenly the screen turned black and all you could hear was the sound of it powering on

Won't turn on or boots to a black screen...?

If your Mac starts up to a blank screen (white, black, gray, or blue)

If your Mac starts up to a blank screen - Apple Support

You do not say mac is this...(?)

if Intel—

Try resetting the SMC Reset the SMC of your Mac - Apple Support

Try resetting NVRAM/PRAM Reset NVRAM on your Mac - Apple Support

(get at least two-three rounds of the chimes when holding the NRAM Reset)