Laptop screen goes white

sumit2156 Posts 1 Registration date Thursday October 1, 2015 Status Member Last seen October 1, 2015 - Oct 1, 2015 at 01:21 PM
sir i don't know why sometimes my laptop screen comes whites and i can't see anything after that up to long time it remains same after that also i have to restart my computer than it works sir what should i do.