I'm afraid there is a possible bug and I have confirmed it with Trados Studio 2021 CU9 and CU10.
Here's how to reproduce it.
Create a Trados project.
Right-click on the project in Projects view and select [Remove from list] to remove it from…
Hi,
S2021 Professional online deactivation fails - in regard to attempting offline deactivation, our RWS account shows conflicting information preventing offline deactivation (it says S2021 Pro licence is not in use and a licence was thus available…