Poor laptop performance

TomDuncan

Reputable
May 10, 2014
40
0
4,540
I dont know why but my laptop has become very sluggish. I hhave defragmented, cleaned disks, Norton searched for virus's, cleared startup and still my computer is sluggish. It has 3GB of RAM btw. So i checked the windows task manager and it says that i have low cpu usage (always less than 5%) and very high physical memory usage (above 90% always). What is wrong???