Hi there,
within the Remote Desktop connection > "Credentials" section, you have the possibility to uncheck the "Omit Domain" option, as shown here:
Does this lead to the effect you're looking for?
In case this did not resolve the issue, can you please create a ticket here, so we can look into it:
https://www.royalapps.com/go/support-ticket-new
Best regards,
Christoph
D Griffin
1 person has this problem