1. Cancel the default value of Windows Picture and Fax Viewer. The default picture of Windows Picture and Fax Viewer is used when viewing pictures in My Computer and Explorer. To cancel this default value, press Modify: in [ ,null,null,3],Start]-->[Run]-->Type [regedit]-->Select [HKEY_LOCAL_MacHINE]-->[SOFTWARE]-->[Classes]-->[CLSID]--> [{e84fda7c-1d6a-45f6-b725-cb260c236066}]-->[shellex], delete the [MayChangeDefaultMenu] item. 2, delete shared sharing and user binders In addition to normal [my files] and [shared folders], each user will have a separate binder, as set below will only keep my binder, the rest Will not be displayed: in [Start]-->[Run]-->Type [regedit]-->Select [HKEY_LOCAL_MacHINE]-->[SOFTWARE]-->[Microsoft]--> [Windows]-->[CurrentVersion]-->[Explorer]-->[MyComputer]-->[NameSpace], delete under [DelegateFolders][{59031a47-3f72-44a7-89c5-5595fe6b30ee} ]item. 3, turn off the automatic restart function When Windows XP encounters a serious problem, it will suddenly restart, press the change to cancel this function: in [Start]-->[Run]-->type [regedit]-- >Select [HKEY_LOCAL_MacHINE]-->[SYSTEM]-->[CurrentControlSet]-->[Control]-->[CrashControl], change the [AutoReboot]dWord value to [0], restart it. . 4, hidden recycle bin hidden recycle bin, is not displayed in the desktop and resource manager, hiding does not mean to stop this function, such as the use of login file changes, please remit the relevant login file for backup, login file changes ( For Windows XP Home and Business Edition): At [Start]-->[Run]-->Type [Regedit]-->[HKEY_LOCAL_MacHINE]-->[SOFTWARE]-->[Microsoft] -->[Windows]-->[CurrentVersion]-->[Explorer]-->[Desktop]-->[NameSpace], [{645FF040-5081-101B-9F08-00AA002F954E}] Delete will take effect after you log in again. 5, stop the "insufficient disk space" notification function When the disk drive capacity is less than 200MB, Windows XP will issue a "out of disk space" notification, if you need to stop this function, you can press the program to change the login file: at [start ]-->[Run]-->Type [Regedit]-->[HKEY_LOCAL_MacHINE]-->[Software]-->[Microsoft]-->[Windows]-->[CurrentVersion ], add an item name [Explorer] under [PolicIEs] (if there is no need to increase it), add a DWord value in [Explorer], [NoLowDiskSpaceChecks] value data is [1]=stop notification, value data is [ ,null,null,3],0]=The default value starts the notification. 6, completely deleted the custom hidden inactive icon in the taskbar, there is a hidden inactive icon in the notification area, there are many left in the previous running software, some software is removed, inside There is also its shadow. To remove completely: Run regedit to open HKEY_CURRENT_USERSoftwareMicrosoftWindowsCurrentVersionExplorerTrayNotify Delete the values of IconStreams and PastIconsStream while pressing DEL+ALT+CTRL or right-click on the taskbar/task manager to open the task manager/process and end the EXPLORER.EXE program, regardless of its Warning, press OK. At this time, the taskbar is gone. Then, click Task Manager's "File" /New Task, enter EXPLORER.EXE, then resume the taskbar, and then, it is best to restart. 7, IE window becomes smaller solution Sometimes somehow, whenever IE opens a new window, there is a small window, even if you click the "maximize" button, it will not help. In fact, this is a kind of "memory" effect that IE itself has, that is, the window that is re-opened next time is the same as the state when it was last closed. To return each open IE window to its normal state, follow these steps: Go to the Registry Editor, go to HKEY_CURRENT_USERSoftwareMicrosoftInternet ExplorerMain, delete the "Window_Placement" key in the right window; expand the registry to HKEY_CURRENT_USERSoftwareMicrosoftInternet ExplorerDesktopOld Work-Areas Next, delete the "OldWorkAreaRects" button in the right window; close the registry, restart the computer, maximize the IE window twice ("maximize" → "restore" → "maximize"), restart IE again, OK . 8, IE can not open a new window solution Recently, I do not know why, my IE can not open a new window, the specific form of expression is: use the left mouse button to click the hyperlink does not respond, use the right mouse button to click on the hyperlink, in the pop-up menu I chose "Open in a new window" and there was no movement. This made me rushed. Reloading IE is really too much trouble. After some data search, I finally found a solution. If you also encountered In the same situation, you can try this: Click "Start" → "Run", enter "regsvr32 actxprxy.dll" in the pop-up "Run" dialog box (note that there is no quotes when typing), and then click the "OK" button Then, an information dialog box "DllRegisterServer in actxprxy.dll succeeded" will appear; click the "OK" button in the dialog box; click "Start" → "Run" again, and enter "regsvr32" in the pop-up "Run" dialog box. Shdocvw.dll" (note that there is no quotes when typing), then click the "OK" button. Then there will be an information dialog box "DllRegisterServer in shdocvw.dll succeeded", click the "OK" button in the dialog box; restart Windows, run IE, just open a web page, click on a hyperlink to try. You will find that IE can open a new window again! Try again with the right mouse button and select "Open in new window", still no problem! 9. Uninstalling useless dynamic link The resource manager often leaves useless dynamic links in memory. To eliminate this phenomenon, you can open the registry editor and set the key: HKEY_LOCAL_MacHINE\\ SOFTWARE \\Microsoft\\Windows\\CurrentVersion\\ExplorerAlwaysUnloadDLL =DWord: 1 Set it to 0 and this feature will be turned off. Note: In order for the settings to take effect, you will need to restart your computer. 10, xp read-ahead settings Windows XP has set up a read-ahead technology to improve system speed. If you have PIII 800, 512M memory or more, it is recommended to modify: Run "regedit" [HKEY_LOCAL_MacHINESYSTEMCurrentControlSetControlSession ManagerMemory ManagementPrefetchParametersEnablePrefetcher>; Set the value 0,1,2,3. 0-Disable, 1-ready application, 2-start read-ahead , 3- The first two are pre-read ("3", recommended). 4. Restart. Clearing read-ahead files When xp is used for a while, the files in the pre-reading folder become very large, and there are dead links in them, which slows down the system time. Recommendation: Delete these files on a regular basis. (Windowsprefetch) 11, delete the system redundant dll file "HKEY_LOCAL_MacHINESoftwareMicrosoftWindowsCurrentVersionsharedlls" record shared dll information, the following number indicates that the current dll file is shared by several applications, if its value is 0, it is redundant, You can delete it as much as you can. 12, "Recycle Bin" changed its name to Microsoft Recycle Bin, it is a long time, we inevitably want to give this special object a different name, it is not difficult to do this, as long as we open the Registry Editor program, and Open the {HKEY_CLASSES_ROOTCLSID[645FF040-5081-101B-9F08-00AA002F954E>} branch and change the "Recycle Bin" under it to your favorite name, such as "trash can". Refresh to the desktop, a "trash can" appears on the desktop.