November 11, 2025—KB5068904 (Monthly Rollup)

November 11, 2025—KB5068904 Monthly Rollup Applies To Windows Server 2008 R2 Premium Assurance Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain personal and...

November 11, 2025—KB5068865 (OS Build 22631.6199)

November 11, 2025—KB5068865 OS Build 22631.6199 Applies To Windows 11 version 23H2, all editions This cumulative update for Windows 11, version 23H2 KB5068865, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn...

November 11, 2025—KB5068909 (Security-only update)

November 11, 2025—KB5068909 Security-only update Applies To Windows Server 2008 Premium Assurance Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain personal and...

November 11, 2025—KB5068908 (Security-only update)

November 11, 2025—KB5068908 Security-only update Applies To Windows Server 2008 R2 Premium Assurance Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain personal an...

November 11, 2025—Hotpatch KB5068966 (OS Build 26100.7092)

November 11, 2025—Hotpatch KB5068966 OS Build 26100.7092 Applies To Windows Server 2025 Datacenter: Azure Edition This update applies to Windows Server 2025 Datacenter & Standard machines connected to Azure Arc. To learn more about differences between security updates, optional non-security previ...

November 11, 2025—KB5068907 (Monthly Rollup)

November 11, 2025—KB5068907 Monthly Rollup Applies To Windows Server 2012 ESU Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled device that is running Windows Server 2012. For a successful installation, please make sure a...

November 11, 2025—KB5068906 (Monthly Rollup)

November 11, 2025—KB5068906 Monthly Rollup Applies To Windows Server 2008 Premium Assurance Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain personal and busines...

November 11, 2025—KB5068864 (OS Build 14393.8594)

November 11, 2025—KB5068864 OS Build 14393.8594 Applies To Win 10 Ent LTSB 2016 Windows Server 2016, all editions Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certai...

November 11, 2025—KB5068905 (Monthly Rollup)

November 11, 2025—KB5068905 Monthly Rollup Applies To Windows Server 2012 R2 ESU Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled device that is running Windows Server 2012 R2. For a successful installation, please make...

December 9, 2025—KB5071547 (OS Build 20348.4529)

December 9, 2025—KB5071547 OS Build 20348.4529 Applies To Windows Server 2022 This cumulative update for Windows Server 2022 KB5071547, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about differences...

December 9, 2025—KB5071546 (OS Builds 19045.6691 and 19044.6691)

December 9, 2025—KB5071546 OS Builds 19045.6691 and 19044.6691 Applies To Windows 10 ESU Windows 10 Enterprise LTSC 2021 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of...

December 9, 2025—KB5071503 (Monthly Rollup)

December 9, 2025—KB5071503 Monthly Rollup Applies To Windows Server 2012 R2 ESU Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled device that is running Windows Server 2012 R2. For a successful installation, please make...

December 9, 2025—KB5071501 (Monthly Rollup)

December 9, 2025—KB5071501 Monthly Rollup Applies To Windows Server 2008 R2 Premium Assurance Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain personal and...

December 9, 2025—KB5071542 (OS Build 25398.2025)

December 9, 2025—KB5071542 OS Build 25398.2025 Applies To Windows Server, version 23H2 This cumulative update for Windows Server, version 23H2 KB5071542, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more...

December 9, 2025—KB5071507 (Security-only update)

December 9, 2025—KB5071507 Security-only update Applies To Windows Server 2008 Premium Assurance Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain personal and...

December 9, 2025—KB5071506 (Security-only update)

December 9, 2025—KB5071506 Security-only update Applies To Windows Server 2008 R2 Premium Assurance Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain personal and...

December 9, 2025—KB5071504 (Monthly Rollup)

December 9, 2025—KB5071504 Monthly Rollup Applies To Windows Server 2008 Premium Assurance Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain personal and business...

December 9, 2025—KB5071505 (Monthly Rollup)

December 9, 2025—KB5071505 Monthly Rollup Applies To Windows Server 2012 ESU Important The installation of this Extended Security Update ESU might fail when you try to install it on an Azure Arc-enabled device that is running Windows Server 2012. For a successful installation, please make sure al...

December 9, 2025—KB5071544 (OS Build 17763.8146)

December 9, 2025—KB5071544 OS Build 17763.8146 Applies To Windows Server 2019 Win 10 Ent LTSC 2019 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain personal and...

December 9, 2025—KB5071543 (OS Build 14393.8688)

December 9, 2025—KB5071543 OS Build 14393.8688 Applies To Windows Server 2016, all editions Win 10 Ent LTSB 2016 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices have started expiring in June 2026. This might affect the ability of certain...