Windows Report on MSN
Windows Server 2016 August update can trigger CompatTelRunner crashes
Microsoft confirms the August 2026 update can trigger CompatTelRunner.exe crashes and 0xc0000409 errors on Windows Server 2016.
KB5035941: Microsoft fixes 0x80073cf2 sysprep.exe errors in Windows 10 The latest optional updates for Windows 10 resolved a long-standing bug causing an error 0x80073cf and problems with the System ...
Microsoft says the August 2026 security update may trigger 0xc0000409 errors on Windows Server 2016 systems where the Compatibility Appraiser diagnostic service is enabled.
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