Use the Rundll32 command to install and uninstall Windows programs

Source: Internet
Author: User

Author: shoudi Source: China Computer Education News

Installing and uninstalling programs in Windows is very easy. Generally, you can easily complete the installation and uninstallation wizard. However, there are still some little-known tips for installing and uninstalling Windows programs. Using the Rundll32 command to install and uninstalling Windows programs is one of them, and you may have never touched it before, let's take a look at its amazing functions!

Tip: Rundll32.exe is a command for Windows systems. It is used to call 32-bit dll.exe (rundll.exe is used to call 16-bit dllfiles ). Dynamic Link Library name function name parameter name ".

1. Uninstall Microsoft Java Virtual Machine

In Windows, Microsoft Java Virtual Machine (MSJVM) must be installed to execute web pages containing Java applets in IE. Windows 98/2000 is already bound with MSJVM, although Microsoft Java Virtual Machine has been removed from Windows XP/2003, it can still be manually installed. However, there is a reality that we have to face: Due to the fierce competition between Microsoft and SUN, Microsoft has stopped developing MSJVM, so many users switch to the Java Virtual Machine Provided by SUN. However, Microsoft does not provide the MSJVM uninstall tool. With the Rundll32 command, we can easily uninstall MSJVM.

Click "Start> Run" and enter "RunDll32 advpack" in the "run" dialog box. dll, LaunchINFSection java. inf, UnInstall ". After you press enter, the system will open the" Microsoft VM uninstall "dialog box and click" Yes (Y) ". Then, the system will start to UnInstall the Microsoft Java Virtual Machine, after the uninstallation is complete, restart the system.

Next, delete "% systemroot %" (that is, the Windows installation directory. Windows 2000 is the Winnt directory and Windows XP/drivers file. Open the Registry Editor and expand [HKEY_LOCAL_MACHINESOFTWAREMicrosoftJavaVM] branch and [HKEY_LOCAL_MACHINESOFTWAREMicrosoftInternet ExplorerAdvancedOptionsJAVA_VM] branch to delete all the subkeys under these two branches.

Tip: the above method is not applicable to Windows 98.


2. reinstall Windows XP's IE6.0
Windows has many IE browser vulnerabilities, which are the most prone to problems. Sometimes it cannot be solved, so you can only reinstall it. You can use the Rundll32 command to easily reinstall the instance. We will reinstall IE6.0 in Windows XP as an example:

First, insert the Windows XP disc into the optical drive, and then click the "Start> Run" command. In the "run" dialog box, enter "Rundll32 setupapi, InstallHinfSection DefaultInstall 132 C: windowsinfie. inf "command. After you press enter, the system will open the installation process dialog box and start to reinstall IE6.0.

Tip: If your Windows XP system is not installed on drive C, change "C \ Windows \ Inf \ Ie. inf" to "% systemroot % \ inf \ ie. inf ".


3. uninstall Windows Messenger

There are many ways to uninstall Windows Messenger. The most common method is to modify the "Sysoc. inf" file. However, this method is complicated and can be easily uninstalled using the Rundll32 command:

Make sure that the Windows components such as Outlook and IE are disabled, click Start> run, and enter RunDll32 advpack in the run dialog box. dll, LaunchINFSection % windir % infmsmsgs. inf, BLC. "Remove" command. After you press enter, the system will open an uninstallation dialog box. Click "Yes (Y)", and the system will start to uninstall the Windows Messenger program.

The above is just a brief introduction to how to use the Rundll32 command to uninstall and install several instances of Windows programs. There are also many Windows programs that can be installed and uninstalled using this method, please try again later.

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