February 9, 2021—KB4601348 (Monthly Rollup)

February 9, 2021—KB4601348 Monthly Rollup IMPORTANT Adobe Flash Player went out of support on December 31, 2020. For more information, see Adobe Flash end of support on December 31, 2020. Flash content will be blocked from running in Flash Player beginning January 12, 2021. For more information,...

September 8, 2020—KB4577071 (Security-only update)

September 8, 2020—KB4577071 Security-only update IMPORTANT Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in extended support. Starting in July 2020, there will no longer be optional, non-security releases known as "C" releases for this operating...

KB5000859: Servicing stack update for Windows 10, version 1809: March 9, 2021

KB5000859: Servicing stack update for Windows 10, version 1809: March 9, 2021 This update applies to the following: Windows 10, version 1809 for 32-bit systems Windows 10, version 1809 for ARM64-based systems Windows 10, version 1809 for x64-based systems Windows Server 2019 Windows Server 2019...

March 9, 2021—KB5000812 (OS Build 15063.2679)

March 9, 2021—KB5000812 OS Build 15063.2679 NEW 3/9/21 End of support for Windows 10, version 1703IMPORTANT ​​​​ This release, dated March 9, 2021, is the final security update for Windows 10, version 1703 on Surface Hub. To continue receiving security and quality updates, Microsoft recommends...

January 12, 2021—KB4598297 (Security-only update)

January 12, 2021—KB4598297 Security-only update IMPORTANT Adobe Flash Player went out of support on December 31, 2020. For more information, see Adobe Flash end of support on December 31, 2020. Flash content will be blocked from running in Flash Player beginning January 12, 2021. For more...

December 8, 2020—KB4592473 (OS Build 15063.2584)

December 8, 2020—KB4592473 OS Build 15063.2584 Current status of Windows 10, version 1703 Surface Hub devices remain in support. Starting on November 12, 2019, updates for Windows 10, version 1703 will be available only for Surface Hub devices. Update information and Surface Hub known issues will...

December 8, 2020—KB4593226 (OS Build 14393.4104) - EXPIRED

December 8, 2020—KB4593226 OS Build 14393.4104 - EXPIRED NEW 8/5/21 EXPIRATION NOTICEIMPORTANT As of 8/5/2021, this KB is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest security quality...

November 10, 2020—KB4586823 (Security-only update)

November 10, 2020—KB4586823 Security-only update IMPORTANT Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in extended support. Starting in July 2020, there will no longer be optional, non-security releases known as "C" releases for this operating...

Servicing stack update for Windows 10, version 1809: November 10, 2020

Servicing stack update for Windows 10, version 1809: November 10, 2020 This update applies to the following: ​Windows 10 Version 1809 for 32-bit Systems Windows 10 Version 1809 for ARM64-based Systems Windows 10 Version 1809 for x64-based Systems Windows Server 2019 Windows Server 2019 Server Cor...

Servicing stack update for Windows 10, version 1903 and 1909: November 10, 2020

Servicing stack update for Windows 10, version 1903 and 1909: November 10, 2020 This update applies to the following: Windows 10, version 1903 for 32-bit Systems Windows 10, version 1903 for ARM64-based Systems Windows 10, version 1903 for x64-based Systems Windows 10, version 1909 for 32-bit...

Servicing stack update for Windows 10, version 1903 and 1909: September 8, 2020

Servicing stack update for Windows 10, version 1903 and 1909: September 8, 2020 Applies to Windows 10 Version 1903 for 32-bit Systems Windows 10 Version 1903 for ARM64-based Systems Windows 10 Version 1903 for x64-based Systems Windows 10 Version 1909 for 32-bit Systems Windows 10 Version 1909 fo...

August 11, 2020—KB4571702 (Security-only update)

August 11, 2020—KB4571702 Security-only update IMPORTANT Windows Server 2012 has reached the end of mainstream support and is now in extended support. Starting in July 2020, there will no longer be optional releases known as "C" or "D" releases for this operating system. Operating systems in...

Servicing stack update for Windows Server 2012: June 9, 2020

Servicing stack update for Windows Server 2012: June 9, 2020 Applies to Windows Server 2012 Windows Server 2012 Server Core installation SummaryThis update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates SSU makes su...

Servicing stack update for Windows 10, version 1809: July 14, 2020

Servicing stack update for Windows 10, version 1809: July 14, 2020 Applies to Windows 10, version 1809 for 32-bit Systems Windows 10, version 1809 for ARM64-based Systems Windows 10, version 1809 for x64-based Systems Windows Server 2019 Windows Server 2019 Server Core installation Summary This...

Servicing stack update for Windows 10, version 1803: July 14, 2020

Servicing stack update for Windows 10, version 1803: July 14, 2020 Applies to Windows 10 Version 1803 for 32-bit Systems Windows 10 Version 1803 for ARM64-based Systems Windows 10 Version 1803 for x64-based Systems Windows Server, version 1803 Server Core Installation SummaryThis update makes...

July 14, 2020—KB4565540 (Security-only update)

July 14, 2020—KB4565540 Security-only update NEW IMPORTANT Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in extended support. Starting in July 2020, there will no longer be optional, non-security releases known as "C" releases for this operating...

July 14, 2020—KB4565541 (Monthly Rollup)

July 14, 2020—KB4565541 Monthly Rollup NEW IMPORTANT Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in extended support. Starting in July 2020, there will no longer be optional, non-security releases known as "C" releases for this operating system...

Servicing stack update for Windows 10, version 1703: July 14, 2020

Servicing stack update for Windows 10, version 1703: July 14, 2020 Applies to Windows 10 Version 1709 for 32-bit Systems Windows 10 Version 1709 for ARM64-based Systems Windows 10 Version 1709 for x64-based Systems Windows Server, version 1709 Server Core Installation SummaryThis update makes...

June 9, 2020—KB4561666 (Monthly Rollup)

June 9, 2020—KB4561666 Monthly Rollup IMPORTANT We have been evaluating the public health situation, and we understand this is impacting our customers. In response to these challenges, we are prioritizing our focus on security updates. Starting in May 2020, we are pausing all optional non-securit...

June 9, 2020—KB4561674 (Security-only update)

June 9, 2020—KB4561674 Security-only update Improvements and fixes This security update includes quality improvements. Key changes include: Security updates to Windows App Platform and Frameworks, Windows Kernel, Microsoft Graphics Component, Windows Input and Composition, Windows Media, Windows...