Windows Server 2016 security updates end on January 12, 2027
The January 2027 update is the last for every Server 2016 edition; Microsoft urges a move to Server 2025.
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Product
Windows Server 2016
- Mentions · 7d2
- Mentions · 30d2
- All mentions3
- First seenSep 8, 2026
- Last mentioned2d ago
Timeline
3 articles · newest firstMicrosoft says October Windows updates can break on-premises Exchange email
Four October 13 Windows Server updates can stall mail and webmail; Microsoft says do not uninstall them.
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August updates trigger 0xc0000409 errors on Windows Server 2016
Microsoft says the August 2026 security update causes recurring CompatTelRunner.exe 0xc0000409 crashes on Windows Server 2016 with Compatibility Appraiser enabled; no functional impact.
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Appears with
- Microsoftvendor · 3
- Windows Server 2025product · 2
- Exchange Server 2016product · 1
- Windows Server 2022product · 1
- Exchange Server Subscription Editionproduct · 1
- Windows Server 2019product · 1
- Exchange Server 2019product · 1
- CompatTelRunner.exeproduct · 1
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