1. Click the 'Start' button and then click the 'Search' bar in the menu.
2. Type 'sfc /scannow' into the search bar and press 'Enter.'

3. Wait for the scan to complete, which can take anywhere from 2 to 55 minutes.
4. Click the 'Restart' button when prompted. Once the computer restarts, the MDM.exe error will be resolved.