Cumulative Update 18 for Exchange Server 2016

Cumulative Update 18 for Exchange Server 2016 Cumulative Update 18 for Microsoft Exchange Server 2016 was released on September 15, 2020. This cumulative update includes fixes for nonsecurity issues and all previously released fixes for security and nonsecurity issues. These fixes will also be...

September 8, 2020—KB4571756 (OS Build 19041.508)

September 8, 2020—KB4571756 OS Build 19041.508 IMPORTANT Starting in July 2020, we will resume non-security releases for Windows 10 and Windows Server, version 1809 and later. There is no change to the cumulative monthly security updates also referred to as the "B" release or Update Tuesday...

September 8, 2020—KB4577066 (Monthly Rollup)

September 8, 2020—KB4577066 Monthly Rollup 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...

Cumulative Update 7 for Exchange Server 2019

Cumulative Update 7 for Exchange Server 2019 Cumulative Update 7 for Microsoft Exchange Server 2019 was released on September 15, 2020. This cumulative update is a security update. It includes fixes for nonsecurity issues and all previously released fixes for security and nonsecurity issues. Thes...

September 8, 2020—KB4577015 (OS Build 14393.3930)

September 8, 2020—KB4577015 OS Build 14393.3930 IMPORTANT Windows 10, version 1607 has reached the end of mainstream support and is 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. Operating...

September 8, 2020—KB4577032 (OS Build 17134.1726)

September 8, 2020—KB4577032 OS Build 17134.1726 NEW IMPORTANT We have heard your feedback and understand your need to focus on business continuity in the midst of the global pandemic. As a result, we have decided to delay the scheduled end-of-service date for the Enterprise, Education, and IoT...

September 8, 2020—KB4574727 (OS Builds 18362.1082 and 18363.1082) - EXPIRED

September 8, 2020—KB4574727 OS Builds 18362.1082 and 18363.1082 - 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...

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...

Service Update 0.24 for Microsoft Dynamics 365 9.0

None None...

Microsoft Dynamics 365 (on-premises) Update 2.26

None None...

February 9, 2021—KB4601345 (OS Build 17763.1757) - EXPIRED

February 9, 2021—KB4601345 OS Build 17763.1757 - 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...

February 9, 2021—KB4601331 (OS Build 10240.18842) - EXPIRED

February 9, 2021—KB4601331 OS Build 10240.18842 - 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...

February 9, 2021—KB4601319 (OS Builds 19041.804 and 19042.804)

February 9, 2021—KB4601319 OS Builds 19041.804 and 19042.804 EXPIRATION NOTICEIMPORTAN T As of 9/12/2023, this KB is only available from Windows Update. It is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices to the latest...

February 9, 2021—KB4601354 (OS Build 17134.2026) - EXPIRED

February 9, 2021—KB4601354 OS Build 17134.2026 - 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...

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,...

February 9, 2021—KB4601349 (Security-only update)

February 9, 2021—KB4601349 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...

February 9, 2021—KB4601347 (Monthly Rollup)

February 9, 2021—KB4601347 Monthly Rollup IMPORTANT Verify that you have installed the required updates listed in the How to get this update section before installing this update. Customers who have purchased the Extended Security Update ESU for on-premises versions of this OS must follow the...

September 8, 2020—KB4577048 (Security-only update)

September 8, 2020—KB4577048 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...

September 8, 2020—KB4577049 (OS Build 10240.18696)

September 8, 2020—KB4577049 OS Build 10240.18696 For more information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, please see the following article. IMPORTANT Starting in July 2020, all Windows Updates will disable the RemoteFX vGPU...

September 8, 2020—KB4570333 (OS Build 17763.1457)

September 8, 2020—KB4570333 OS Build 17763.1457 IMPORTANT Starting in July 2020, we will resume non-security releases for Windows 10 and Windows Server, version 1809 and later. There is no change to the cumulative monthly security updates also referred to as the "B" release or Update Tuesday...

Security Only Update for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 7 SP1 and Windows Server 2008 R2 SP1 (KB4602958)

Security Only Update for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 7 SP1 and Windows Server 2008 R2 SP1 KB4602958 Notice Revised 6/8/2021 On June 8th, 2021, this update was released to replace a previous update to address a “revocation server was offline”...

February 9, 2021 Security Update (KB4601317)

None None...

February 11, 2021—KB5001028 (OS Build 18363.1379) Out-of-band

February 11, 2021—KB5001028 OS Build 18363.1379 Out-of-band EXPIRATION NOTICE As of 9/12/2023, KB5001028 is only available from Windows Update. This update is no longer available from the Microsoft Update Catalog, or other release channels. We recommend that you update your devices to the latest...

February 9, 2021 Servicing Stack Update (KB4601394)

None None...

KB5000908: Servicing stack update for Windows 10, version 1909: March 9, 2021

KB5000908: Servicing stack update for Windows 10, version 1909: March 9, 2021 This update applies to the following: ​Windows 10 Version 1909 for 32-bit Systems Windows 10 Version 1909 for ARM64-based Systems Windows 10 Version 1909 for x64-based Systems Windows Server, version 1909 Server Core...

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...

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 29, 2021—KB5000842 (OS Builds 19041.906 and 19042.906) Preview

March 29, 2021—KB5000842 OS Builds 19041.906 and 19042.906 Preview 2/24/21 IMPORTANT As part of the end of support for Adobe Flash, KB4577586 is now available as an optional update from Windows Update WU and Windows Server Update Services WSUS. Installing KB4577586 will remove Adobe Flash Player...

March 25, 2021-KB5000854 (OS Build 17763.1852) Preview

March 25, 2021-KB5000854 OS Build 17763.1852 Preview 2/16/21 IMPORTANT As part of the end of support for Adobe Flash, KB4577586 is now available as an optional update from Windows Update WU and Windows Server Update Services WSUS. Installing KB4577586 will remove Adobe Flash Player permanently fr...

KB5000862: Setup Dynamic Update for Windows 10, version 2004 and 20H2: March 25, 2021

KB5000862: Setup Dynamic Update for Windows 10, version 2004 and 20H2: March 25, 2021 Summary This update makes improvements to Setup binaries or any files that Setup uses for feature updates in Windows 10, version 2004 and 20H2. How to get this update This update is available through Windows...

March 25, 2021—KB5000850 (OS Build 18363.1474) Preview

March 25, 2021—KB5000850 OS Build 18363.1474 Preview 2/16/21 IMPORTANT As part of the end of support for Adobe Flash, KB4577586 is now available as an optional update from Windows Update WU and Windows Server Update Services WSUS. Installing KB4577586 will remove Adobe Flash Player permanently fr...

KB5000751: Setup Dynamic Update for Windows 10, version 2004 and 20H2: February 23, 2021

KB5000751: Setup Dynamic Update for Windows 10, version 2004 and 20H2: February 23, 2021 Summary This update makes improvements to Setup binaries or any files that Setup uses for feature updates in Windows 10, version 2004 and 20H2. How to get this update This update is available through Windows...

October 13, 2020-KB4578970 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1703

October 13, 2020-KB4578970 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1703 Release Date: October 13, 2020 Version: .NET Framework 4.8 Summary Security improvements An information disclosure vulnerability exists when the .NET Framework improperly handles objects in memory. An...

September 16, 2020-KB4576947 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 1903, Windows Server, version 1903, Windows 10, version 1909 and Windows Server, version 1909

September 16, 2020-KB4576947 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 1903, Windows Server, version 1903, Windows 10, version 1909 and Windows Server, version 1909 Release Date: September 16, 2020 Version: .NET Framework 3.5 and 4.8 The September 16, 2020...

November 10, 2020-KB4585210 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1803

November 10, 2020-KB4585210 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1803 Release Date: November 10, 2020 Version: .NET Framework 4.8 Note On Jan 12, 2020, a live revision was made to this update to remove its supersedence relationship with the October 13, 2020, .NET...

November 10, 2020-KB4585208 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1703

November 10, 2020-KB4585208 Cumulative Update for .NET Framework 4.8 for Windows 10 Version 1703 Release Date: November 10, 2020 Version: .NET Framework 4.8 Note On Jan 12, 2020, a live revision was made to this update to remove its supersedence relationship with the October 13, 2020, .NET...

November 10, 2020-KB4586082 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server, version 2019

November 10, 2020-KB4586082 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server, version 2019 Release Date: November 10, 2020 Version: .NET Framework 3.5, 4.7.2 and 4.8 Note On Jan 12, 2020, a live revision was made to this update to remove its...

November 10, 2020-KB4585207 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server, version 2016

November 10, 2020-KB4585207 Cumulative Update for .NET Framework 4.8 for Windows 10, version 1607 and Windows Server, version 2016 Release Date: November 10, 2020 Version: .NET Framework 4.8 Note On Jan 12, 2020, a live revision was made to this update to remove its supersedence relationship with...

November 10, 2020-KB4580980 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10 , version 1903, Windows Server, version 1903, Windows 10 , version 1909, and Windows Server, version 1909

November 10, 2020-KB4580980 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10 , version 1903, Windows Server, version 1903, Windows 10 , version 1909, and Windows Server, version 1909 Release Date: November 10, 2020 Version: .NET Framework 3.5 and 4.8 Note On Jan 12, 2020, a...

November 10, 2020-KB4580419 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 2004, Windows Server, version 2004, Windows 10, version 20H2, and Windows Server, version 20H2

November 10, 2020-KB4580419 Cumulative Update Preview for .NET Framework 3.5 and 4.8 for Windows 10, version 2004, Windows Server, version 2004, Windows 10, version 20H2, and Windows Server, version 20H2 Release Date: November 10, 2020 Version: .NET Framework 3.5 and 4.8 Note On Jan 12, 2020, a...

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...

January 12, 2021—KB4598230 (OS Build 17763.1697) - EXPIRED

January 12, 2021—KB4598230 OS Build 17763.1697 - 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...

January 12, 2021—KB4598242 (OS Builds 19041.746 and 19042.746)

January 12, 2021—KB4598242 OS Builds 19041.746 and 19042.746 EXPIRATION NOTICEIMPORTAN T As of 9/12/2023, this KB is only available from Windows Update. It is no longer available from the Microsoft Update Catalog or other release channels. We recommend that you update your devices to the latest...

End of support for Office 2010

End of support for Office 2010 Support for Office 2010 ended on October 13, 2020 and there will be no extension and no extended security updates.Buy or try Microsoft 365 Tip: Not sure what version of Office you have? See Find details for other versions of Office to help you determine what version...

Description of the security update for Office 2010: January 12, 2021

Description of the security update for Office 2010: January 12, 2021 Summary This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Common...

Description of the security update for SharePoint Enterprise Server 2016: January 12, 2021

Description of the security update for SharePoint Enterprise Server 2016: January 12, 2021 Summary This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, s...

Description of the security update for SharePoint Foundation 2013: January 12, 2021

Description of the security update for SharePoint Foundation 2013: January 12, 2021 Summary This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see the...

Description of the security update for SharePoint Server 2010 Office Web Apps: January 12, 2021

Description of the security update for SharePoint Server 2010 Office Web Apps: January 12, 2021 Summary This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these...

Description of the security update for Office Online Server: January 12, 2021

Description of the security update for Office Online Server: January 12, 2021 Summary This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see the...

Description of the security update for SharePoint Enterprise Server 2016: January 12, 2021

Description of the security update for SharePoint Enterprise Server 2016: January 12, 2021 Summary This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, s...