Second, anti-virus.
Unplug the network connection, turn off the system restore, use the latest version of anti-virus software to kill the virus in safe mode, and at the same time, it is best to change an anti-virus software to kill again.
Third, clean up the disk and defragment it.
1. In my computer window, right-click the drive letter to be cleaned-Properties-Clean Disk-check the file to be deleted-OK-Yes.
2. Clear the temporary files, and then start-run-enter% temp%-OK. 3. Clean registry and junk files with optimizer or super rabbit.
4. Close some startup programs, start-run -msconfig- OK-click Start in the system configuration utility window-all programs except antivirus software and input method can be closed.
5. Delete the unused program software.
6. Defragmentation-Start-All Programs-Accessories-System Tools-Defragmenter-Select C- Analysis-Defragmenter.
Fourth, upgrade the graphics card and network card driver.
5. Optimize your computer with an optimizer or a super rabbit. Then choose the following methods for re-optimization.
1. Disable idle IDE channels.
Right-click My Computer-Properties, then click Hardware and then click Device Manager to open the IDE ATA/PATA Controller, then enter the primary and secondary IDE channels respectively, select Advanced Settings, and find an item whose current transmission mode is not applicable here, and set the device type of this item to None.
2. Optimize visual effects
Right-click my computer-Properties-Advanced, and in the performance column, click Settings-Visual effects to adjust to the best performance, or just keep some necessary items.
3, startup and fault recovery
Click "Settings" in "My Computer"-"Properties"-"Advanced"-"Startup and Troubleshooting", and remove the options of "Write events to system log", "Send management alarm" and "Auto-restart"; Set "Write Debugging Information" to "None"; Click "Edit", and in the notepad file that pops up:
[Operating System] Timeout =30 Change 30 seconds to 0 seconds.
4. Disable error reporting
"My Computer"-"Properties"-"Advanced"-Click "Error Report", click "Disable Error Report", and check "Notify me when a serious error occurs"-OK.
5. Set up System Restore
Click Start-All Programs-Accessories-System Tools-System Restore. In the system restore interface, uncheck "Turn off system engineering restore on all drives". In the Available Drives area, select the partition where the system disk is located, and click Settings to enter the System Restore Settings window.
6. Turn off automatic updates
To turn off automatic updates, right-click My Computer-Properties-Automatic Updates, and then select Turn off automatic updates in the notification settings column. Check "I will update my computer manually".
7, close the remote desktop
Right-click My Computer-Properties-Remote, and uncheck "Allow users to connect to this computer remotely" in the remote desktop.
8. Disable the hibernation function.
Click Start-Control Panel-Power Management-Hibernation, and uncheck the box before "Enable Hibernation".
9. Turn off the "Internet Time Synchronization" function
Click Start-Control Panel-Date, Time, Language and Regional Options, and then click Internet Time to uncheck "Automatically synchronize with Internet time service".
10, turn off disk indexing.
Open my computer, right-click the drive, select "Properties", and uncheck "Use index to find files quickly".
1 1. Disable redundant service components.
Right-click My Computer-Administration-Services and Applications-Services, and set unnecessary services as disabled or manual in the right pane.
12, close Dr. Watson, Dr. Watson.
Click "Start"-"Run"-enter "drwtsn32" command to open the window of Dr.Watson, leaving the option of "Dump all thread contexts" unchecked.
13, set virtual memory.
The minimum value of virtual memory is 0.5-2 times that of 65438+ physical memory, and the maximum value is 2-3 times that of physical memory. The method of setting virtual memory is: right-click my computer-Properties-Advanced-Performance Settings-Advanced-Virtual Memory Change-select system letter in the drive list-Custom size-set the values in the initial size and maximum size, then click the "Set" button, and finally click the "OK" button to exit.
14, modify the registry.
(1) Accelerate startup and shutdown.
In [start]-> [run]-> type [registry]-> [HKEY current user]->; [Control Panel]-> [Desktop], change the numerical data of the string value [HungAppTimeout] to [200], and change the numerical data of the string value [WaitToKillAppTimeout] to 1000. In addition, in [HKEY _ Local _ Machine] → [System] →; [Current Control Set]-> [control], change the numerical data of the string value [HungAppTimeout] to [200], and change the numerical data of the string value [waittokilservicetimeout] to 1000.
(2) Accelerate the pre-reading ability and improve the boot speed.
In [start]-> [run]-> type [regedit]-> [HKEY _ local _ machine]-> [system]-> [Current Control Set]-> [control]-> [Session Manager]-> [Memory Management], in the window on the right of [PrefetchParameters], modify the numerical data of [Enable Prefetch] as follows, such as changing the numerical data to 4 or 5 according to the suggestion of using a CPU above PIII 800MHz.
(3) Accelerate broadband access.
Home Edition: Open the Registry Editor, find HKEY _ Local _ Machine \ Software \ Policy \ Microsoft \ Windows, add an item named Psched, and add a Dword value NonBestEffortLimit in the right window of Psched, with numerical data of 0.
(4) Accelerate the broadband network speed.
Open Registry Editor and locate.
HKEY _ local _ machine \ system \ currentcontrolset \ services \ tcpip \ parameters, right-click the parameter in the blank on the right, select the left "New" -> DWORD value edge, name it "DefaultTTL", right-click the mouse and select "Modify" to change the value to 80 (hexadecimal) or 128.
Then click Tcpip in the left pane and change the value of GlobalMaxTcpWindowSize to 7FFF.
(5) Accelerate online neighbors
Open the registry editor and find HKEY_LOCAL_MACHINE/sofew.
are/Microsoft/Windows/current version/explore/remote computer/namespace，delete。
Under it are {2227A280-3AEA-1069-A2DE08002B 30309D} (printer) and {D6277990-4C6A-1F8D87-00060F5 BF} (plan)