pronomgr.exe is a process by Intel which allows access to the configuration and diagnostic console for Intel PRO Ethernet adapters. "This program is a non-essential system process, but should not be terminated unless suspected to be causing problems. "
Non-system processes like pronomgr.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