By Sergiu Gatlan
Publication Date: 2025-12-18 10:04:00
Microsoft has confirmed that recent Windows updates trigger RemoteApp connection failures on Windows 11 24H2/25H2 and Windows Server 2025 devices in Azure Virtual Desktop environments.
RemoteApp enables users to stream individual Windows applications from the cloud without loading an entire virtual desktop, making them to run like local, native applications.
This known issue occurs after installing the November 2025 KB5070311 non-security update or a later one, primarily affecting enterprise users while leaving full desktop sessions unaffected.
Microsoft said these RemoteApp connectivity issues don’t affect personal devices running Windows Home or Pro editions, since Azure Virtual Desktop is predominantly deployed in enterprise settings.
Affected organizations can mitigate this bug by manually adding a registry key while logged in with an account that has administrator privileges, then restarting the system.
This requires IT admins to go through the…
