toshiba laptop problem

doubletops

Estimable
Oct 23, 2014
1
0
4,510
my laptop is 5 months old when its not plugged into the mains it is very dull it takes ages to get on the internet and when it does I cant get on to any web pages or apps. when I plugg it in to the mains it becomes very bright and it works perfectly. Any ideas what could be wrong plese