Fix DLLRegisterServer Failed Error Code 0x80070715 in Windows 11 & 10

Have you encountered “DLLRegisterServer Failed with error code 0x80070715” in Windows 10? Such an error usually occurs when you try to access the Windows Security, System Restore, or perform certain actions involving the DLLRegisterServer. It may be triggered due to different circumstances involving the Volume Shadow Copy service being disabled, a corrupted security app, the Windows update service being disabled, or an outdated Windows 10 build.

Try to reboot the system once before checking out the fixes as it is proven to be effective. If the system still throws the error after reboot, execute the fixes below until one of them works for you.

Fix 1 – Update Windows

With every new update, Windows fixes bugs and errors in the previous update. On encountering an error in Windows 10, first, try updating Windows which may help fix errors.

1. Launch the system Settings using the Windows key + I shortcut.

2. Select Update & Security from the available options.

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3. In the Windows Update tab, click on Check for Updates on the right side to check the available updates. If there is any new update, Windows will download and install them based on your update settings.

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4. Check if the DLLRegisterServer error is fixed or not once the system restarts after the update.

Fix 2 – Enable Volume Shadow Copy Service

If you encounter this error while attempting to use a DLLRegisterServer command, it implies that the Volume Shadow Copy Service (VSS) is disabled. The VSS can be enabled through the Services app on Windows.

1. Launch the Run dialog box by pressing the Windows key + R shortcut.

2. Type services.msc and press Enter to open the Services window.

Dllregisterserver Error Run Services App

3. Once inside Services, scroll down the list of services to locate the Volume Shadow Copy service.

4. Right-click on the service and then select Start from the context menu.

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5. Once the service has been enabled, perform the set of actions previously triggering the error and see if it is now fixed.

Fix 3 – Re-register DLL files for Volume Shadow Copy Service

Try re-registering the DLL files required by VSS if the above methods did not resolve the error. Remember to enable the VSS using the steps listed in Fix 2 before re-registering the DLL files, else you will get an error message Volume Shadow Copy was not started.

1. Press Windows key + R to open the run box. Type cmd and press Ctrl+Shift+Enter to open the command prompt as an administrator.

Dllregisterserver Error Command Prompt

2. Type the following commands one at a time in the command prompt, and press Enter after each command to execute them.

net stop vss
net stop swprv
regsvr32 ole32.dll
regsvr32 vss_ps.dll
vssvc /register
regsvr32 /I swprv.dll

Dllregisterserver Error Re Register Dll Command Prompt Min4. Reboot the system and check whether the error has been resolved.

Fix 4 – Reset Windows Security

Are you facing the error code 0x80070715 while attempting to open the Windows Security app or perform a scan using it? This normally occurs when files belonging to the Security suites are corrupted. Several users facing this issue have confirmed that resetting the Windows Security app has resolved the issue. The reset can be done in two ways, either through Start Menu or Command Prompt.

Reset Windows Security via Start Menu

1. Search for Windows Security in the search box located in the taskbar.

2. From the list of results, right-click on Windows Security and choose App Settings from the context menu.

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3. In the Windows Security app window, scroll down to find reset and click on the Reset button.

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4. Click on Reset at the confirmation prompt which will reset the app and fix any corrupt file issues. Restart the system and check whether the error is fixed.

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Reset Windows Security via Command Prompt

1. Search for Command Prompt in the search box located in the Taskbar. Right-click and then select Run as administrator.

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2. In the Command Prompt, enter the below command and press Enter.

PowerShell -ExecutionPolicy Unrestricted -Command "& { $manifest = (Get-AppxPackage *Microsoft.Windows.SecHealthUI*).InstallLocation + '\AppxManifest.xml' ; Add-AppxPackage -DisableDevelopmentMode -Register $manifest}"

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3. Once reset is done, check whether Security App can be accessed without any DLLRegisterServer error.

Fix 5 – Enable Windows Update Service

This error may be encountered due to the main Windows update service not being enabled, as a result of which new security signatures cannot be downloaded. It has been reported that users were able to fix this issue after using Services to force start the Windows Update service and modify the Startup type before using the Security scan.

1. Launch the Services app as shown in Fix 2.

2. Locate the Windows Update service in the list of available services.

3. Right-click on the service and choose Properties from the context menu.

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4. In the Properties window, select the General tab and change the Startup type to Automatic(Delayed Start) before clicking on Start to force start Windows Update Service.

Dllregisterserver Error Windows Update Properties Min

5.  Once the Windows Update service is enabled again, initiate the same action that caused the error and check whether it is resolved.

Fix 6 – Reset the Windows OS

If you are still facing the error after trying the above fixes, it’s better to reset the Windows OS. After the reset, you will lose the programs and current system settings but have the option to keep the files or remove them completely. However, this must be the last fix to try as resetting Windows takes a considerable amount of time compared to the other fixes.

Click on the link Reset Windows 10 without losing files for the steps to reset Windows without losing files.

Once the system is reset, the error would be fixed allowing you to have uninterrupted access to Windows.

Thank you for reading.

We hope this article has helped resolve your issue. Comment and let us know which fix worked for you.