How to Performe CleanUp Your Microsoft Windows br br Step# 1 br br Go to Start type "Run" will open new Window there type "Prefetch" Click ok, then open new folder there is some files select all files and Delete them, br br Step# 2 br br Go to Start again type Run will open new Window there type " temp " ok then open new Window also Select all files and Delete all of theme, then go to Recycle Bin folder and Delete all files And Restart your System Finish.