acer V3 771g with red dots all over the screen.

pereifa

Reputable
Nov 7, 2014
1
0
4,510
acer V3 771g with red dots all over the screen. but when i connect to my tv by hdmi the red dots still remain in laptop but disapear in tv screen. i think that the problem comes from laptop screen and not form graphic card? what do you think?
sorry for bad english