Hello @Андрей Михалевский ,
Thanks for your query.
1.Please open Event Viewer and navigate to Application and Service Logs → Microsoft → Windows → TerminalServices-Gateway / TerminalServices-Operational.
2.There are several different logs where you can find the information about Remote Desktop connections:
Network Connection;
Authentication;
Logon;
Session Disconnect/Reconnect;
Logoff.
http://woshub.com/rdp-connection-logs-forensics-windows/
3.Useful log files for troubleshooting RDS issues: https://learn.microsoft.com/en-us/troubleshoot/windows-server/remote/log-files-to-troubleshoot-rds-issues
Best regards,
Leila
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