HOW TO SPEED UP COMPUTER AND LAPTOP BY SIMPLE CAMMAND'S

1.)
      FIRSTLY CLEAN YOUR DRIVE IN WHICH OS SYSTEM IS INSTALLED (NORMALLY THAT IS   C DRIVE) BY DISK CLEAN UP. FOR DISK CLEAN UP :- RIGHT CLICK ON DRIVE >PROPERTY > GENERAL > DISK CLEANUP AND WAIT FOR COMPLETE HIS CALCULATIONS > CHECK ALL BOXES (TO DELETE ALL TEMP. DATA)> OK
2.)
    CLICK ON START MENU > CONTROL PANEL > UNINSTALL A PROGRAM > CLICK ON UNUSABLE PROGRAM > RIGHT CLICK ON THAT PROGRAM > UNINSTALL , REPEAT FOR OTHER INSTALLATION .

3.)
     MOVE ALL DESKTOP DATA TO OTHER DRIVE.
MAKE SURE YOUR OS DRIVE SHOULD BE 30% EMPTY AND OTHER ARE 10 TO 20 % FOR BETTER SPEED.
4.)
     GO TO RUN BY STARTUP PANAL THAN TYPE PREFETCH THAN PRESS OK, AND DELETE ALL THESE TEMP. FILE AND SAME ACTION REPEAT BY %TEMP% AND RECENT THAN DELETE ALL FILE...
    IF PROBLEM IS NOT SOLVE THAN CLEAN YOUR PC BY AIR PRESSURE AND UPGRADE RAM .