If you are working with legacy industrial PCs or embedded systems running or Windows Embedded Compact , you likely need a way to manage them without a physical monitor. CerHost.exe (Microsoft Remote Display Control) is the standard tool for this. What is CerHost?
Ensure the remote display component is active. You can often start it by running the command start CERDisp -c on the device's command line. Cerhost.exe Microsoft
On some embedded systems, if CerHost is disabled, you may need to clear specific registry files (like CeRemoteDisplay_Disable.reg ) and reboot to restore access. If you are working with legacy industrial PCs
CeRHost v3.3 fails to connect over Ethernet - Technical Support if CerHost is disabled