How To Fix Mscoree Dll Not Found Error On Windows 11

What is the ‘​​Mscoree.dll Not Found’ Error?

It’s quite self-explanatory. The error presents itself when the program you’re trying to run is not able to access or find the mscoree.dll filed on the system. It’s a part of the .NET framework and is designed to make various programs run as intended. In case this particular file is corrupt or damaged, applications that use it will be affected, whereas others will continue to run properly. Here are some of the methods to fix this error without having to reset your computer.

1. Run a Deep Scan

One of the common causes of mscoree.dll error is malware or virus in your system. The latest Windows 11 has competent virus protection, it doesn’t hurt to run a full scan. Here’s how you can do it.

1. Click on the Start Menu.
2. Type Windows Security in the search bar.
3. Click on Windows Security in the search results to proceed.
4. In the Windows Security window, click on the Virus & threat protection in the sidebar.
5. Now, click on the Scan options under Current Threats.
6. On the next page, select Microsoft Defender Antivirus (offline scan).
7. Click on Scan Now.
8. Your computer might restart once to complete the scan.

2. Run an SFC Scan

As mentioned before, if the mscoree.dll file is corrupted, your computer will return the file not found error. To resolve this issue, you can also run the SFC scan or System File Checker scan to check and repair the corrupted Windows files. Here’s how you can run the SFC scan. 

1. Press the Windows logo + R keys on your keyboard to initiate the Run box.
2. Type cmd and then press Ctrl+Shift+ Enter to open the command prompt as administrator.
3. Type sfc /scannow and press Enter.
4. The command will then scan the system files and repair the corrupt ones.
5. Wait for the display to show Verification 100% complete.

3. Enable the .NET Framework

As you already know, mscoree.dll is part of the .NET Framework on your system. Therefore, re-enabling the framework can help resolve the file not found error. Here’s how you can do it step-by-step.

1. Click on Start.
2. Type Windows Features in the search box.
3. Click on Turn Windows features on or off in the search results.
4. On the new Windows Features prompt box, locate .NET Framework 3.5 and click on the + button beside it.
5. Toggle on each section underneath to select them.
6. Repeat steps 4 and 5 for .NET Framework 4.8 Advanced Services as well.
7. Now, click on OK at the bottom to confirm and install the selections you made.
8. Once installed, you’ll be asked to restart the computer.

4. Reinstall the Program

In most cases, a simple uninstall and reinstall of the application fixes the mscoree.dll not found error. Here is how to reinstall a program in Windows 11.

1. Open Start Menu.
2. Click on the Settings option.
3. Look for Apps in the sidebar and click on it.
4. Click on Apps & Features.
5. Type the application name in the search bar on top.
6. Click on the three-dot icon next to the application tile.
7. Now, click Uninstall from the dropdown prompt.
8. Confirm uninstallation when prompted. Once the application has been uninstalled, you can double-click on the .exe file or download the application from the Windows Store to reinstall it.

5. Use System Restore Point

Sometimes a system upgrade might cause the ‘mscoree.dll not found’ issue on a computer. In such cases, it’s advised to roll back to a system restore point to rectify the error. Here are the steps to roll back to the last system restore point.

1. Press the Windows logo + R keys on your keyboard to invoke Run Command.
2. Type Control and hit Enter to open Control Panel.
3. Navigate to the Recovery option and click on it.
4. Now click on the Open System Restore option.
5. On the newly opened System Restore window, click on the Next button at the bottom.
6. Select the latest System Restore Point and click Next to proceed.
7. You’ll now see the drives that will roll back from the chosen restore point.
8. Click on the Finish button to start the System Restore process. If the issue was caused by a recently installed system upgrade or third-party application, you should not face the issue anymore.

What is the use of Mscoree dll?

The mscoree.dll determines which version of the .NET Framework’s Common Language Runtime to call. The CLR then compiles the Common Intermediate Language (CIL) in the assembly into an executable machine code to run the program.

How do I fix Mscoree dll error?

You can fix the mscoree.dll error in multiple ways listed above. You can perform a system restore, reinstall the application, perform a full malware scan, run an SFC scan, and more. If none of these methods work, a clean reinstall of the Windows 11 is suggested.

Where to place mscoree dll file?

If you have downloaded the mscoree.dll file, you can place it in the program install directory of the application. Or you can move it to the directory of your system like C:\Windows\System32 or C:\Windows\SysWOW64.

Final Words

The mscoree.dll not found issue is more common than you might think. You are bound to run into it at least once during your time with the laptop. This article prepares you to deal with the issue effectively. Did you try any of these methods already? Let us know in the comments how it worked out for you.