MMC, an acronym for Microsoft Management Console is an application that gives a graphical user interface and programming framework in which collections of administrative tools (consoles) are often created, saved, and opened. It was released originally as a part of the Windows 98 resource kit and later got included in all newer versions. The MMC is known as “tools host” and it provides a framework in which management tools can operate.
Sometimes, some snap-ins may work properly especially if the registry configuration of the snap-in is broken. You are likely to get this error if the snap-in fails: “MMC could not create the snap-in. The snap-in might not have been installed correctly.”. In this article, I’ll be showing you how to fix MMC Could Not Create The Snap-in. Without wasting much of our time, let’s get into this.

How To Fix MMC Could Not Create The Snap-in
Method 1: Run System File Checker
Step 1: Go to Command Prompt (Admin) by pressing Windows Key + X and clicking on it.

Step 2: Type the following command in the cmd and hit enter: “sfc /scannow” (without quotes).

Step 3: Wait for the process to finish and restart your computer afterward.
Step 4: Now, open CMD and type the following commands one after another, and hit enter after each one.
• dism /Online /Cleanup-Image /CheckHealth
• dism /Online /Cleanup-Image /ScanHealth
• dism /Online /Cleanup-Image /RestoreHealth

Step 5: Let the DISM command above run and wait for it to finish. Restart your PC afterward.
However, if this method doesn’t work to fix MMC Could Not Create The Snap-in then try the next method below.
Method 2: Carry Out Registry Fix
Step 1: Press Windows Key + R at the same time and then type “regedit” (without quotes) to open Registry Editor.

PS: Before editing the registry, make a back up of the registry following this link
Step 2: When Registry Editor opens, go to the following key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MMC\SnapIns

Step 3: When Snap-Ins opens, search for the error number written in CLSID.

Step 4: After going to the following key, right-click on the FX:{b05566ad-fe9c-4363-be05-7a4cbb7cb510} and select Export (to backup the registry file).

Step 5: Now, right-click on the same key and click “Delete“.
Step 6: Select Yes in the confirmation box to delete the registry key.
Step 7: Close Registry Editor and restart your PC.
This helps to fix MMC Could Not Create The Snap-in. However, if the issue persists then follow the next method below.
Method 3: Turn on the Microsoft .net Framework
Step 1: Go to Control Panel.

Step 2: Click on “Uninstall a program” under Programs.

Step 3: From the left-hand menu, click “Turn Windows features on or off“

Step 4: Select “Microsoft .NET Framework 3.5” and expand each component then check the ones you want to turn on.

Now restart your computer and see if you’re able to fix MMC Could Not Create The Snap-in.
I hope this has successfully helped you fix MMC Could Not Create The Snap-in. If you have any questions please do well to ask us in the comments section below.