Microsoft Support: This non-security out-of-band (OOB) update for Windows Server 2025 (KB5134137) is cumulative. It includes updates from previous releases, along with additional non-security improvem...

Microsoft's latest Windows Server 2025 update brings several useful additions, including a recovery feature that could make life easier for IT admins.

QMR Arrives on Windows Server 2025 Microsoft says Windows Server 2025 now supports Quick Machine Recovery (QMR) after the October update. The feature first appeared in Windows 11. When the system hits a severe fault, Windows Server 2025 QMR uses the Windows Recovery Environment (WinRE). WinRE connects to Microsoft servers, finds a targeted fix, and applies it. How QMR Handles Boot Failures…

Microsoft Support: Take action: NTLMv1 hardening changes might affect network connections on devices without Credential Guard Beginning with the October 2026 security update, Windows 11, versions 26H...

Microsoft Support: This cumulative update for Windows Server 2025 (KB5126646), includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview r...

Windows Insider Blog: Today we are pleased to release a new build of the next Windows Server Long-Term Servicing Channel (LTSC) Preview that contains both the Desktop Experience and Server Core instal...

Microsoft hat NTLM ja als „deprecated“ erklärt und will NTLMv1 auch Sicherheitsgründen beerdigen. Seit September 2025 galt ja bereits der Audit-Modus, mit dem die Protokollierung der NTLMv1-Nutzung…

Windows Insider Blog: Today we are pleased to release a new build of the next Windows Server Long-Term Servicing Channel (LTSC) Preview that contains both the Desktop Experience and Server Core instal...

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Microsoft has fixed a known issue that caused Windows Security to wrongly report that Microsoft Defender Antivirus was turned off after recent updates. The bug affected supported Windows client and server versions, including Windows 11 26H1 and Windows Server 2025, and was resolved in Defender Antivirus update version 4.18.26080.4 released on September 17. #MicrosoftDefenderAntivirus #WindowsSecurity #Windows11 #WindowsServer2025

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Microsoft has reminded customers that Windows Server 2022 will exit mainstream support on October 13, 2026 and move into extended support through October 14, 2031. Administrators are being urged to plan upgrades to Windows Server 2025, while Datacenter: Azure Edition systems will keep receiving hotpatching until October 2027. #WindowsServer2022 #WindowsServer2025 #DatacenterAzureEdition

Microsoft Support: This out-of-band (OOB) update for Windows Server 2025 (KB5129235) is a non-security cumulative update. Improvements This out-of-band update contains quality improvements from KB512...

September 2026 cumulative updates are causing Remote Desktop Services failures on Windows Server 2019, 2022, and 2025, leaving some systems unable to accept new connections and sometimes requiring a hard reset. Rolling back the updates appears to restore access, but it also removes the security fixes included in the Patch Tuesday release. #Microsoft #WindowsServer2019 #WindowsServer2022 #WindowsServer2025 #PatchTuesday

Windows Insider Blog: Today we are pleased to release a new build of the next Windows Server Long-Term Servicing Channel (LTSC) Preview that contains both the Desktop Experience and Server Core instal...

Microsoft Support: This cumulative update for Windows Server 2025 (KB5122871), includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview r...

Windows Hardware Certification Blog: SBOMs and VEX statements required for all Windows 25H2/26H1 and Windows Server 2025 submissions starting 03/2027 As part of our continued investment in the securit...

Windows Insider Blog: Today we are pleased to release a new build of the next Windows Server Long-Term Servicing Channel (LTSC) Preview that contains both the Desktop Experience and Server Core instal...

Microsoft confirmed that the August 2026 .NET Framework cumulative update is causing printing and PDF/XPS export failures in some WPF applications, with errors affecting certain fonts such as Calibri. A temporary AppContext switch workaround is available, but Microsoft warns it disables protections added by the update and should only be used until a permanent fix is released. #.NETFramework #WPF #Calibri #Windows10 #Windows11 #WindowsServer2025

According to Microsoft's official support documentation, Windows Server 2022 will exit mainstream support in October 2026 and transition into extended support. The operating system, released in March 2021, follows the Long-Term Servicing Channel (LTSC) model. Releases under this channel typically receive five years of mainstream support followed by five years of extended security updates, totaling ten years of security coverage.

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Microsoft ha advertido a los administradores de TI que algunos controladores de dominio (DCs) que ejecutan Windows Server 2025 podrían quedar inaccesibles