Microsoft has resolved a known issue preventing the August 2025 Windows 11 24H2 cumulative update from being delivered via Windows Server Update Services (WSUS).

Introduced almost twenty years ago, WSUS helps IT administrators defer, approve, and schedule updates for Microsoft products on enterprise networks from a single local update server, rather than having each endpoint update from Redmond's servers.

Microsoft confirmed the known issue yesterday evening, one day after widespread reports from Windows administrators regarding 0x80240069 errors when installing the Windows 11 24H2 KB5063878 update.

Those affected also reported finding new entries in the Windows Event Log, which included "Service wuauserv has unexpectedly stopped" and "The Windows Update service terminated unexpectedl

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