Summary. Regsvr32 is a command-line utility to register and unregister OLE controls, such as DLLs and ActiveX controls in the Windows Registry. Regsvr32.exe is installed in the %systemroot%\System32 folder in Windows XP and later versions of Windows. The 64-bit version is %systemroot%\System32\regsvr32.exe.

Method 1: Unregister and re-register Windows Installer. Method 2: Verify the DCOM permissions. Method 3: Give Full Control permission to the SYSTEM account. Method 4: Verify the registry permissions. Method 5: Fix the broken security key for the MsiServer service. Before you begin: Verify that the service pack is installed.

Describes how to troubleshoot problems that occur when you install, uninstall, or upgrade a program on a Windows-based computer by using Windows Installer.

To uninstall Office, see Uninstall Office from a PC or Uninstall Office for Mac. Learn how to deactivate an Office install that you shared with someone or deactivate an Office install so you can install it on another device.

To make changes to the registry and export your changes to a .reg file, follow these steps: Click Start, click Run, type regedit in the Open box, and then click OK. Locate and then click the subkey that holds the registry item or items that you want to change. Click File, and then click Export.

Start Registry Editor (Regedit.exe). Locate the following key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall. Locate the key to be deleted by locating the key name created by the program. If the name of the key is not apparent, browse through each key and note the value for DisplayName.

Windows 11 Windows 10. Uninstall from the Start menu. Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall.

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results. Right-click Start , then select Run. Type regedit in the Open: box, and then select OK.

After you identify the security programs that are installed on the computer or have been partially removed from the computer, you can use a cleanup tool or instructions from the security program manufacturer to completely remove the program.

For additional information about the Scanreg.ini file, click the article number below to view the article in the Microsoft Knowledge Base: 183603 How to Customize Registry Checker Tool Settings To start the Windows Registry Checker tool, click Start, click Run, type scanregw.exe in the Open box, and then click OK. NOTE: To use the Windows Registry Checker tool with the /restore parameter, you ...