cms-mark-win.exe is a CMS-Mark-Win
belonging to CMS-Mark-Win Application
from Phoenix Contact
Non-system processes like cms-mark-win.exe originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.