How to fix MMC could not create the snap-in while opening task scheduler?
https://answers.microsoft.com/en-us/windows/forum/all/how-to-fix-mmc-could-not-create-the-snap-in-while/d97082d4-2637-429e-95ca-221745d08e66
Press the Windows key + R on your keyboard, then type in regedit. In the left pane, navigate to this location: " HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MMC\SnapIns\FX: {c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4 }" Right-click on the folder, then click Export. ... Right-click onto it again, then click Delete. Click Yes when the confirmation box appears. Close the Windows Registry, and restart your computer.
Press the Windows key + R on your keyboard, then type in regedit.
In the left pane, navigate to this location: " HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MMC\SnapIns\FX: {c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4 }"
Right-click on the folder, then click Export. ...
Right-click onto it again, then click Delete.
Click Yes when the confirmation box appears.
Close the Windows Registry, and restart your computer.
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