Follow the path HKEY_CURRENT_USER/Control Panel.
Then click desktop and double click on “Menu show delay” and change the value to 0.
Then click OK.
HKEY_CURRENT_USER > Control Panel > Mouse
MouseHoverTime"="1"
step 5: Disable Paging
HKEY_LOCAL_MACHINE>SYSTEM>CurrentControlSet>Control>Session Manager and Memory Management.Double-click “DisablePaging Executive” from the right pane, adjust its value to 1 and click “OK” and save.
8: Fasting internet in WinXP
go to start > run > gpedit.msc [ Group Policy Window ] — Computer Config .. select Administrative Templates > Network
select QoS Packet Scheduler> Limit reservable bandwith> Enable
in the Bandwith limit (%) change to “0″ and Save.
9=: Setting the System Restore
My Computer> Properties> System Restore tab
Change space (by scrolling) for system restore about or turn-off by unchecked the option “Turn off System Restore on all drives”
10=(Open My Computer.)
Right-click your hard drive icon and select Properties.
At the bottom of the window you'll see "Allow indexing service to index this disk for faster searches," uncheck this and click ok.
A new window will pop up and select Apply to all folders and subfolders.