Thanks for the info.
To verify if any OSBase is already removed on your machine, could you please run Command Prompt as admin, then type the command below to check if the any OSBase driver present in your system and if the status is Stopped or Running.
sc query ddmgr
sc query ddkmd
If you get the status Stopped or Running please follow it up with commands:
sc delete ddmgr
sc delete ddkmd
Then reboot your primary machine, then try again with spacedesk.