were you able to successfully uninstall the old spacedesk driver version v1050?
If the issue still persists, please refer to Uninstall On Windows Primary Machine chapter (https://manual.spacedesk.net/UNINSTALLONWINDOWSPRIMARYMACHINE.html) of our user manual.
Here is the product code of spacedesk_driver_Win_10_64_v1050_BETA.msi: {F2F9F523-C420-4596-BBA7-987BF40E5583}