It restarts every time with a new Windows log-in.This executable file is used for upgrading Windows to the latest Version and installing Service Pack Updates.Telemetry Data is some technical data about your Operating System, which is sent to Microsoft on a regular basis.It is located in the C:\\Windows\System32 directory and transfers telemetry data. It is a part of the Windows Customer Experience Improvement Program. Microsoft Compatibility Telemetry is a system service in Windows 10.What Is Microsoft Compatibility Telemetry?