Microsoft has alerted users about a problem with the February 2025 Security update (KB5051987) affecting Windows Server 2025. The patch could cause Remote Desktop sessions to freeze, rendering mouse and keyboard input unresponsive. Users must disconnect to reconnect to their sessions. Microsoft has not provided a timeline for fixing this issue, suggesting a complex resolution. Additionally, a similar issue emerged in Windows 11 that disconnected sessions, which was resolved with updates released on March 27, 2025. Users are advised to install this latest update to avoid complications.
"After installing the February 2025 Security update (KB5051987), you might experience Remote Desktop sessions freezing shortly after connection, requiring users to disconnect and reconnect."
"Microsoft noted a similar malfunction affected Windows 11 version 24H2 that caused UDP-based Remote Desktop sessions to disconnect after 65 seconds when connecting to Windows Server 2016 or earlier."
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