For further analysis, could you please send us the diagnostic logs for this issue?
– open the spacedesk Driver Console app on your primary machine, then click the Diagnostics
– if Debug View is not available, please click the download button first
– switch Diagnostic Collection ON
– try to connect your viewer app and reproduce the issue
– switch Diagnostic Collection OFF
– click Save All Information button
PS: Saving all information will take a few seconds, then please send us the whole folder which contains all the diagnostic logs collected.
Please right-click the folder -> Send to -> Compressed (zipped) folder, then attach the *.zip file in your next reply.