If the error logs suggest an encryption failure or "CredSSP" errors:
: Session‑level correlation ID in Microsoft Remote Desktop Client (MSTSC) Purpose : Uniquely identifies a single RDP connection instance across client, gateway, and session host for diagnostics, auditing, and log correlation. Scope : Generated at connection initiation; persists through redirection, reconnect, and load balancing. Visibility : Exposed in client debug logs, ETW traces, Event Viewer, and network RDP packets (in the RDP Correlation Info PDU). Use case : mstsc-4b0a31aa-df6a-4307-9b47-d5cc50009643
:If you want to view the entry details yourself, you can find them at: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\mstsc-4b0a31aa-df6a-4307-9b47-d5cc50009643 . If the error logs suggest an encryption failure
Use the command mstsc /v:servername /edit to modify the connection settings and force a update of the GUID mapping [2]. and session host for diagnostics