How do I uninstall CMC when the host is no longer connected to the CMC portal or the management relays?
Download the Linux installer
https://installation-proxy.cloud.cirrusdata.com/downloads/linux/cmc-installer
Download the Windows installer
https://installation-proxy.cloud.cirrusdata.com/downloads/windows/cmc-installer.exe
How to Uninstall CMC?
Download the Windows/Linux installer.
Copy the installer to the CMC host that you wish to uninstall.
Run it with -uninstall argument as below.

Updated on: 06/12/2022
Thank you!