Win XP registry performance optimization tips

Win XP Registry Performance Optimization Tips

Microsoft's Windows XP release has been around for a long time, and I believe many of my friends have upgraded their operating systems to XP. This is the most powerful operating system to date, and its functionality and interface are indeed much better than the previous Windows operating system, but the newly installed Windows XP system is not in the best state. Most of the functions and interfaces are set according to the preset values. Today, I will teach you how to make your windows xp performance better and more personalized by transforming the Windows XP nervous system & mdash; registry. 1. Speed ​​up the boot and shutdown speed

In [Start]-->[Run]-->Type [Regedit]-->[HKEY_CURRENT_USER]-->[Control Panel]-->[Desktop], Change the value data of the string value [HungAppTimeout] to [200] and the value data of the string value [WaitToKillAppTimeout] to 1000. Also in [HKEY_LOCAL_MACHINE]-->[System]-->[CurrentControlSet]--> [Control], change the value data of the string value [HungAppTimeout] to [200], and change the value data of the string value [WaitToKillServiceTimeout] to 1000.

2, automatically close the stop response program

In [Start]-->[Run]-->Type [Regedit]-->[HKEY_CURRENT_USER]-->[Control Panel]-->[Desktop], change the value data of the string value [AutoEndTasks] For 1, restart it.

3, clear the unused DLL file in memory

In [Start]-->[Run]-->Type [Regedit]-->[HKKEY_LOCAL_MACHINE]-->[ ,null,null,3],SOFTWARE]-->[Microsoft]--〉[Windows]-->[CurrentVersion], add an item [AlwaysUnloadDLL] in [Explorer], the default value is set to 1. Note: If the default value is set to [0], this function is disabled.

4, speed up broadband access

(1) Home version: In [Start]-->[Run]-->Type [regedit]-->[HKEY_LOCAL_MACHINE]- ->[SOFTWARE]-->[Policies]-->[Microsoft] -->[Windows], add an item named [Psched], add a Dword value [NonBestEffortLimit] value data in the right window of [Psched] 0.

(2) Commercial version: In [Start]-->[Run]-->type [gpedit.msc], open the local computer policy, select [Computer Configuration]-->[ in the left window ,null,null,3],Administrative Template]-->[Network]-->[QoS Packet Scheduler], double-click "limit reserved bandwidth" in the right window, select "enabled" and "bandwidth limit ( %)"Set to 0 application--> OK, restart.

5, speed up menu display speed

In [Start]-->[Run]-->Type [Regedit]-->[HKEY_CURRENT_USER]-->[Control Panel]-- 〉[Desktop], change the value data of the string value [MenuShowDelay] to [0]. If you feel that the menu display speed is too fast after adjustment, you can change the value data of [MenuShowDelay] to [200], restart. Just fine.

6, speed up the automatic refresh rate

In [Start]-->[Run]-->Type [Regedit]-->[HKEY_LOCAL_MACHINE]-->[System]--> [CurrentControlSet]-->[Control]-->[Update], change the value data of Dword[UpdateMode] to [0], and restart it.

7, speed up read-ahead ability to improve boot speed

Windows XP read-ahead settings can increase system speed and speed up boot. Press Modify to further make good use of CPU efficiency: in [Start]-->[Run]-->Type [Regedit]-->[HKEY_LOCAL_MACHINE]-->[SYSTEM]-->[CurrentControlSet]-->[ ,null,null,3],Control]-->[SessionManager]-->[MemoryManagement], in the right window of [PrefetchParameters], change the value data of [EnablePrefetcher] as follows, if you use the PIII 800MHz CPU or above, change the value data to 4 or 5, otherwise It is recommended to leave the value data as the default value of 3.

8, use the CPU's L2 Cache to speed up the overall performance

In [Start]-->[Run]-->Type [Regedit]-->[HKEY_LOCAL_MACHINE]-->[SYSTEM ]-->[CurrentControlSet]-->[Control]-->[SessionManager], in the right window of [MemoryManagement], change the value data of [SecondLevelDataCache] to the same decimal value as CPU L2 Cache: For example: P4 1.6 GA's L2 Cache is 512Kb, and the numeric data is changed to a decimal value of 512.

9. Run the Defrag program when starting the computer

In [Start]-->[Run]-->Type [Regedit]-->[HKEY_LOCAL_MACHINE]-->[SOFTWARE] -->[Microsoft]-->[Dfrg]-->[BootOptimizeFunction], set the string value [Enable] to: Y equals on and N equals off.

10, automatically close the stop response program when shutting down

In [Start]-->[Run]-->Type [Regedit]-->[HKEY_USERS]-->[.DEFAULT ]-->[Control Panel], then change the value data of [AutoEndTasks] to 1 in the right window of [Desktop], log out or restart.