Microsoft Monitor Class Function Driver Service Defaults in Windows 10

Monitor Driver by Microsoft Corporation.

Default Settings

Startup type: Manual
Display name:Microsoft Monitor Class Function Driver Service
Service name:monitor
Service type:kernel
Error control:normal
Path:%SystemRoot%\System32\drivers\monitor.sys
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\monitor

Default Behavior

Microsoft Monitor Class Function Driver Service is a kernel device driver. In Windows 10 it is starting only if the user, an application or another service starts it. If Microsoft Monitor Class Function Driver Service fails to start, the failure details are being recorded into Event Log. Then Windows 10 will start up and notify the user that the monitor service has failed to start due to the error.

Restore Default Startup Configuration of Microsoft Monitor Class Function Driver Service

1. Run the Command Prompt as an administrator.

2. Copy the command below, paste it into the command window and press ENTER:

sc config monitor start= demand

3. Close the command window and restart the computer.

The monitor service is using the monitor.sys file that is located in the C:\Windows\System32\drivers directory. If the file is removed or corrupted, read this article to restore its original version from Windows 10 installation media.