How do I unregister regsvr32 DLL?
To unregister individual DLL files:
- Click Start > Run (or use the Windows command line: Search > CMD > Right click – Run as Administrator)
- Type REGSVR32 /U “C:\Blackbaud\DLL\[filename.dll]” For example, to unregister SQLDMO.dll type, REGSVR32 /U “C:\Program Files\Microsoft SQL Server\80\Tools\Binn\SQLDMO.dll”
- Click OK.
How do I unregister OCX files?
Click the Windows “Start” button and select “Run.” Type “cmd” in the textbox and press “Enter.” Navigate to the location of the OCX file. For instance, if the file is located in the “c:\myocx” directory, type “c:\myocx” in the command prompt and press “Enter.” Type the command to unregister the file.
How do I force a DLL to delete?
You’ll use the Command Prompt to do so:
- Type del /f filename. dll , replacing “filename. dll” with the name of the file.
- Press Y to confirm if prompted.
- Once the file is removed, undo the changes you made in the File Explorer options and reboot your computer as normal.
How do I register and unregister a DLL file?
Click “Start > All Programs > Accessories”. Right-click on “Command Prompt” and select “Run as administrator”. Execute the necessary regsvr32 command to register or unregister the corresponding DLL or OCX file.

How do you check a DLL is registered or not?
If you have one machine where it is already registered, you can:
- Open regedit and search for your DLL filename.
- If it is registered, you will find filename under a key that is under the TypeLib. The key will look like: {9F3DBFEE-FD77-4774-868B-65F75E7DB7C2}
How do I fix regsvr32 error?

Common solutions for Regsvr32 errors
- Open an elevated command prompt.
- If the 32-bit DLL is in the %systemroot%\System32 folder, move it to the %systemroot%\SysWoW64 folder.
- Run the following command: %systemroot%\SysWoW64\regsvr32
How do I unregister ActiveX control?
Unregister it by using the following command: Regsvr32 /u “<….ActiveX Control Registration
- Search for Command Prompt in the Start Menu and right click >> Run as Administrator.
- Enter the following in the command box: regsvr32 ”<. ocx file path>”, including quotations.
- A dialog will pop up to confirm it succeeded.
How do I register a DLL with Regsvr32?
Register 32 or 64-bit DLLs in Windows
- Step 1: First click on Start, then Run.
- Step 2: Now all you have to do to register a DLL file is to type in the regsvr32 command, followed by the path of the DLL file.
- Step 3: Now click OK and you should get a confirmation message that the DLL has been registered successfully.
How do I delete a 7z DLL?
Go to Control Panel (you can search for it on your PC using Windows search), then to Programs and Features or Add/Remove Programs panel. Select 7-Zip and choose Uninstall. Follow instructions provided by the uninstaller. Repeat with all programs related to 7-Zip.
How do I register regsvr32?
Click Start > All Programs > Accessories and right-click on “Command Prompt” and select “Run as Administrator” OR in the Search box, type CMD and when cmd.exe appears in your results, right-click on cmd.exe and select “Run as administrator” At the command prompt, enter: REGSVR32 “PATH TO THE DLL FILE”
Where do I find regsvr32?
Regsvr32.exe is installed in the %systemroot%\System32 folder in Windows XP and later versions of Windows. Note On a 64-bit version of Windows operating system, there are two versions of the Regsv32.exe file: The 64-bit version is %systemroot%\System32\regsvr32.exe.