Hi @Paweł Adamczak ,
Please note that these are technical forums, and is not meant for providing legal advice on licensing. licensing questions are best asked directly to a trained Microsoft licensing specialist.
You can contact Microsoft directly and discuss your licensing needs - www.microsoft.com/licensing
For more information about licensing your RDS deployment, see:
License your RDS deployment with client access licenses (CALs)
https://learn.microsoft.com/en-us/windows-server/remote/remote-desktop-services/rds-client-access-license
----------
If the reply was helpful please don't forget to upvote
and/or accept as answer
, thank you!
Best regards,
Leon