Simply follow these steps:
1. Disable some unnecessary startup items.
a. Open System Configuration Utility. Click "Start" or "Run", type "msconfig" then click "OK" to open System Configuration Utility.
b. Click the tab "Startup". Choose the unnecessary startup items and disable them.
This will prevent unnecessary programs from starting with Windows system and extend it begins.
2. Edit registry keys to fix Windows XP slow startup and shutdown problem.
a. Open the Registry Editor. Click "Start" and "Run", type "regedit" and click "OK" to open Regitry Editor.
b. Open the menus below: [HKEY_CURRENT_USER ]-->[ Control Panel ]-->[ Desktop].
c. And find [HungAppTimeout] and then change the value data to 200 And change the value data of [WaitToKillAppTimeout] to be 1000
3. Strength data prefetch to speed up Windows XP booting.
a. Open the Registry Editor. Click "Start" and "Run", type "regedit" and click "OK" to open Regitry Editor.
b. Open the menus below: [HKEY_LOCAL_MACHINE ]-->[ ]-->[ SYSTEM CurrentControlSet Control ]-->[ ]-->[ Session Manager ]-->[ Memory Management]
c. Find [PrefetchParameters]. Find [EnablePrefetcher] on the right window and change the value data to be a fifth or
When you finish the steps above, you'll find your Windows startup and shutdown faster than before. In order to speed up Windows XP holistic, you must optimize parameters other and value data in the Windows registry, speed up internet connection, set Network Places and Internet Explorer errors, DLL / Shell errors, system32 errors and so on.
It would be very time consuming and risky to do this work. We suggest that you use a registry cleaner to fix all invalid, missing, broken registry keys and for you. A good registry software not only help you fix computer startup and shutdown problem but also help the whole system optimizations and improve computer performance.