There is a chance that MT Manager and the Magnetic Field Mapper don't run. This happens on PCs that on which MT Software Suite was not installed before or that don't have the latest Windows Update installed.
The text in the popup windows will show:
"The program can't start because api-ms-win-crt-runtime-1-1-0.dll is missing from your computer. Try reinstalling the program to fix this problem."
The solution is to install the c runtime component from the Windows website: