In my case the key:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Steam App ...
was not available, because I reinstalled my Windows. The MOM app itself worked fine. A reinstall of the MOM app fixed it. So it would be nice to have a second option to find the apps.
In my case the key:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Steam App ...was not available, because I reinstalled my Windows. The MOM app itself worked fine. A reinstall of the MOM app fixed it. So it would be nice to have a second option to find the apps.