Ways to Fasten up Windows XP

(1) Do disk Clean up of C:\ Drive
(2) Increase virtual memory
(3) Defrag your machine
Right click C: Drive > Properties > Tools > Defragment Now > Click on C Drive and
then Defragment tab
(4) Clean the data from the hidden folders like "System Volume Information",
"Recyclers" (You have to take the ownership of the above folders before deleting
its contents)
(5) Delete files from C:\Windows\Prefetch
(6) Stop unnecessary programs from loading at the startup
Type msconfig in RUN and in 'Start up' tab Uncheck all the ones that you don't use
too often, click ok and restart the machine.
(7) Do not save folders/ files on the desktop.
(8) Get rid of themes and skins
(9) Finally, keep your machine virus free