June 8, 2021 Security Update (KB5003643)

June 8, 2021 Security Update KB5003643 Applies To Azure Local, version 20H2 Improvements and fixes This update contains miscellaneous security improvements to internal OS functionality. No additional issues were documented for this release. For more information about the resolved security...

KB5003711: Servicing stack update for Windows 10, version 1809: June 8, 2021

KB5003711: Servicing stack update for Windows 10, version 1809: June 8, 2021 Applies To Windows 10 Important Windows 10, version 1809 reached end of service on May 11, 2021 for devices running the Enterprise, Education, and IoT Enterprise editions. After May 11, 2021, these devices will no longer...

KB5003710: Servicing stack update for Windows 10, version 1909: June 8, 2021

KB5003710: Servicing stack update for Windows 10, version 1909: June 8, 2021 Applies To Windows 10 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,...

June 8, 2021-KB4601554 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 2004, Windows Server, version 2004, Windows 10, version 20H2, Windows Server, version 20H2, and Windows Server 21H1

June 8, 2021-KB4601554 Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 10, version 2004, Windows Server, version 2004, Windows 10, version 20H2, Windows Server, version 20H2, and Windows Server 21H1 Release Date: June 8, 2021 Version: .NET Framework 3.5 and 4.8 The June 8, 2021 updat...

KB5004378: Servicing stack update for Windows 7 SP1 and Server 2008 R2 SP1: July 13, 2021

KB5004378: Servicing stack update for Windows 7 SP1 and Server 2008 R2 SP1: July 13, 2021 Important: Windows 7 and Windows Server 2008 R2 have reached the end of mainstream support in January 2020 and are now in extended support. For more information, see here. Windows Embedded Standard 7 reached...

Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.5.2, 4.6 and 4.6.2 for Windows Server 2008 SP2 (KB5004232)

Security and Quality Rollup for .NET Framework 2.0, 3.0, 4.5.2, 4.6 and 4.6.2 for Windows Server 2008 SP2 KB5004232 Applies to: Microsoft .NET Framework 2.0 Microsoft .NET Framework 3.0 Microsoft .NET Framework 4.5.2 Microsoft .NET Framework 4.6 and 4.6.2 IMPORTANT Verify that you have installed...

Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 8.1, RT 8.1, and Windows Server 2012 R2 (KB5004231)

Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows 8.1, RT 8.1, and Windows Server 2012 R2 KB5004231 Applies to: Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.5.2 Microsoft .NET Framework 4.6 Microsoft .NET Framework 4.6.1...

Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 (KB5004230)

Security and Quality Rollup for .NET Framework 3.5, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8 for Windows Server 2012 KB5004230 Applies to:Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.5.2 Microsoft .NET Framework 4.6 Microsoft .NET Framework 4.6.1 Microsoft .NET Framework 4.6.2...

Security and Quality Rollup 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 (KB5004229)

Security and Quality Rollup 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 KB5004229 Applies to: Microsoft .NET Framework 3.5.1 Microsoft .NET Framework 4.5.2 Microsoft .NET Framework 4.6 Microsoft .NET Framework 4.6.1...

June 1, 2021, update for Office 2016 (KB5001948)

June 1, 2021, update for Office 2016 KB5001948 Applies To Office Standard 2016 Office Professional 2016 Office Professional Plus 2016 Office Home and Student 2016 Office Home and Business 2016 This article describes update 5001948 for Microsoft Office 2016 that was released on June 1, 2021. Be...

May 25, 2021—KB5003214 (OS Builds 19041.1023, 19042.1023, and 19043.1023) Preview

May 25, 2021—KB5003214 OS Builds 19041.1023, 19042.1023, and 19043.1023 Preview Applies To Windows 10, version 2004, all editions Windows Server version 2004 Windows 10, version 20H2, all editions Windows Server, version 20H2, all editions Windows 10, version 21H1, all editions Note 4/13/21...

May 20, 2021—KB5003212 (OS Build 18363.1593) Preview

May 20, 2021—KB5003212 OS Build 18363.1593 Preview Applies To Windows 10 Enterprise, version 1909 Windows 10 Enterprise and Education, version 1909 Windows 10 IoT Enterprise, version 1909 Note 5/11/21 REMINDER Windows 10, version 1909 reached end of service on May 11, 2021 for devices running the...

May 20, 2021 preview update (KB5003237)

May 20, 2021 preview update KB5003237 Applies To Azure Local, version 20H2 Note NEW 5/25/21 IMPORTANT Azure HCI, version 21H2 is available for preview. To learn more, see Join the preview channel. Improvements and fixes This non-security update includes quality improvements. Key changes include:...

May 20, 2021—KB5003217 (OS Build 17763.1971) Preview

May 20, 2021—KB5003217 OS Build 17763.1971 Preview Applies To Win 10 Ent LTSC 2019 Win 10 IoT Ent LTSC 2019 Windows 10 IoT Core LTSC Windows Server 2019 Note 5/11/21 REMINDER Windows 10, version 1809 reached end of service on May 11, 2021 for devices running the Enterprise, Education, and IoT...

KB5003240 Setup Dynamic Update for Windows 10, version 2004, 20H2, and 21H1: May 25, 2021

KB5003240 Setup Dynamic Update for Windows 10, version 2004, 20H2, and 21H1: May 25, 2021 Applies To Windows 10 Enterprise, version 2004 Windows 10 Pro, version 2004 Windows 10 Home and Pro, version 2004 Windows 10 Enterprise and Education, version 2004 Windows 10 Pro Education, version 2004...

May 11, 2021—KB5003210 (Monthly Rollup)

May 11, 2021—KB5003210 Monthly Rollup Applies To Windows Server 2008 Important Verify that you have installed the required updates listed in the How to get this update section before installing this update. For information about the various types of Windows updates, such as critical, security,...

May 11, 2021—KB5003174 (OS Build 17134.2208)

May 11, 2021—KB5003174 OS Build 17134.2208 Applies To Windows 10, version 1803, all editions Windows 10, version 1803 Enterprise, Education, IoT Enterprise Note UPDATED 5/11/21 REMINDER Windows 10, version 1803, all editions, has reached end of service. After this May 11, 2021 update, devices...

May 11, 2021—KB5003173 (OS Builds 19041.985, 19042.985, and 19043.985)

May 11, 2021—KB5003173 OS Builds 19041.985, 19042.985, and 19043.985 Applies To Windows 10, version 2004, all editions Windows Server version 2004 Windows 10, version 20H2, all editions Windows Server, version 20H2, all editions Windows 10, version 21H1, all editions Note EXPIRATION NOTICE IMPORT...

May 11, 2021—KB5003220 (Security-only update)

May 11, 2021—KB5003220 Security-only update Applies To Windows 8.1 Windows Server 2012 R2 Windows Embedded 8.1 Industry Pro Windows Embedded 8.1 Industry Enterprise Important Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in extended support. Startin...

May 11, 2021—KB5003233 (Monthly Rollup)

May 11, 2021—KB5003233 Monthly Rollup Applies To Windows 7 Enterprise ESU Windows 7 Professional ESU Windows 7 Ultimate ESU Windows Server 2008 R2 Enterprise ESU Windows Server 2008 R2 Standard ESU Windows Server 2008 R2 Datacenter ESU Windows Embedded Standard 7 ESU Windows Embedded POSReady 7...

May 11, 2021—KB5003225 (Security-only update)

May 11, 2021—KB5003225 Security-only update Applies To Windows Server 2008 Important Verify that you have installed the required updates listed in the How to get this update section before installing this update. WSUS scan cab files will continue to be available for Windows Server 2008 SP2. If yo...

May 11, 2021—KB5003197 (OS Build 14393.4402) - EXPIRED

May 11, 2021—KB5003197 OS Build 14393.4402 - EXPIRED Applies To Windows 10, version 1607, all editions Windows Server 2016, all editions EXPIRATION NOTICE As of 9/12/2023, KB5003197 is no longer available from Windows Update, the Microsoft Update Catalog, or other release channels. We recommend...

May 11, 2021—KB5003171 (OS Build 17763.1935)

May 11, 2021—KB5003171 OS Build 17763.1935 Applies To Windows 10, version 1809, all editions Windows Server version 1809 Windows Server 2019, all editions Note UPDATED 5/11/21 REMINDER Windows 10, version 1809 is at end of service on May 11, 2021 for devices running the Enterprise, Education, and...

May 11, 2021—KB5003169 (OS Build 18363.1556)

May 11, 2021—KB5003169 OS Build 18363.1556 Applies To Windows 10, version 1909, all editions Windows Server version 1909 Note UPDATED 5/11/21 REMINDER Windows 10, version 1909 is at end of service on May 11, 2021 for devices running the Home, Pro, Pro for Workstation, Nano Container, and Server S...

May 11, 2021—KB5003228 (Security-only update)

May 11, 2021—KB5003228 Security-only update Applies To Windows 7 Enterprise ESU Windows 7 Professional ESU Windows 7 Ultimate ESU Windows Server 2008 R2 Enterprise ESU Windows Server 2008 R2 Standard ESU Windows Server 2008 R2 Datacenter ESU Windows Embedded Standard 7 ESU Windows Embedded POSRea...

May 11, 2021—KB5003209 (Monthly Rollup)

May 11, 2021—KB5003209 Monthly Rollup Applies To Windows 8.1 Windows Server 2012 R2 Windows Embedded 8.1 Industry Pro Windows Embedded 8.1 Industry Enterprise Important Windows 8.1 and Windows Server 2012 R2 have reached the end of mainstream support and are now in extended support. Starting in...

May 11, 2021—KB5003208 (Monthly Rollup)

May 11, 2021—KB5003208 Monthly Rollup Applies To Windows Server 2012 Windows Embedded 8 Standard 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 fo...

May 11, 2021—KB5003203 (Security-only update)

May 11, 2021—KB5003203 Security-only update Applies To Windows Server 2012 Windows Embedded 8 Standard 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"...

May 11, 2021—KB5003172 (OS Build 10240.18932) - EXPIRED

May 11, 2021—KB5003172 OS Build 10240.18932 - EXPIRED Applies To Windows 10 Note EXPIRATION NOTICE IMPORTAN T As of 9/12/2023, 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...

Internet Explorer help

Internet Explorer help Internet Explorer 11 support ended Support for Internet Explorer 11 ended on June 15, 2022. If any site you visit needs Internet Explorer, you can reload it with Internet Explorer mode in Microsoft Edge. Get started with Microsoft Edge Make the switch from Internet Explorer...

Description of the security update for Microsoft Exchange Server 2019, 2016, and 2013: May 11, 2021 (KB5003435)

Description of the security update for Microsoft Exchange Server 2019, 2016, and 2013: May 11, 2021 KB5003435 Applies To Exchange Server 2019 Exchange Server 2016 Exchange Server 2013 This security update rollup resolves vulnerabilities in Microsoft Exchange Server. To learn more about these...

Description of the security update for Skype for Business Server and Lync Server: May 11, 2021 (KB5003729)

Description of the security update for Skype for Business Server and Lync Server: May 11, 2021 KB5003729 Summary This security update resolves vulnerabilities in Microsoft Skype for Business Server and Microsoft Lync Server. To learn more about these vulnerabilities, see Microsoft Common...

Description of the security update for Office 2013: May 11, 2021 (KB4493206)

Description of the security update for Office 2013: May 11, 2021 KB4493206 Summary This security update resolves a Microsoft Access remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-28455. Note: To apply this...

Description of the security update for Office 2016: May 11, 2021 (KB4493197)

Description of the security update for Office 2016: May 11, 2021 KB4493197 Applies To Office Standard 2016 Office Professional 2016 Office Professional Plus 2016 Office Home and Business 2016 Office Home and Student 2016 Summary This security update resolves a Microsoft Access Remote Code Executi...

Security update 2021-05-11

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Description of the security update for Access 2016: June 8, 2021 (KB4504711)

Description of the security update for Access 2016: June 8, 2021 KB4504711 Applies To Access 2016 Summary This security update resolves a Microsoft Jet Red Database Engine and Access Connectivity Engine remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Comm...

Description of the security update for SharePoint Server 2019: May 11, 2021 (KB5001916)

Description of the security update for SharePoint Server 2019: May 11, 2021 KB5001916 Applies To SharePoint Server 2019 Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability and a Microsoft SharePoint spoofing vulnerability and information...

Description of the security update for Office Online Server: May 11, 2021 (KB5001914)

Description of the security update for Office Online Server: May 11, 2021 KB5001914 Applies To DONOTUSEOffice Online Server Summary This security update resolves a Microsoft Excel remote code execution vulnerability and Office information disclosure vulnerability. To learn more, see the following...

Description of the security update for Excel 2013: May 11, 2021 (KB5001936)

Description of the security update for Excel 2013: May 11, 2021 KB5001936 Summary This security update resolves a Microsoft Excel remote code execution vulnerability, and Office information disclosure vulnerability. To learn more about the vulnerabilities, see the following security advisories:...

Description of the security update for Office 2013: May 11, 2021 (KB5001925)

Description of the security update for Office 2013: May 11, 2021 KB5001925 Summary This security update resolves a Microsoft Office Remote Code Execution Vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-31176. Note: To apply this...

Description of the security update for SharePoint Enterprise Server 2016: May 11, 2021 (KB5001917)

Description of the security update for SharePoint Enterprise Server 2016: May 11, 2021 KB5001917 Applies To SharePoint Server 2016 Summary This security update resolves a Microsoft Word remote code execution vulnerability and SharePoint Denial of Service Update. To learn more about the...

Description of the security update for Office 2016: May 11, 2021 (KB5001923)

Description of the security update for Office 2016: May 11, 2021 KB5001923 Applies To Office Standard 2016 Office Professional 2016 Office Professional Plus 2016 Office Home and Student 2016 Office Home and Business 2016 Summary This security update resolves a Microsoft Excel remote code executio...

Description of the security update for Office 2016: May 11, 2021 (KB5001920)

Description of the security update for Office 2016: May 11, 2021 KB5001920 Applies To Office Standard 2016 Office Professional 2016 Office Professional Plus 2016 Office Home and Student 2016 Office Home and Business 2016 Summary This security update resolves a Microsoft Office remote code executi...

Description of the security update for Excel 2016: May 11, 2021 (KB5001918)

Description of the security update for Excel 2016: May 11, 2021 KB5001918 Applies To Excel 2016 Summary This security update resolves a Microsoft Excel remote code execution vulnerability, Office information disclosure vulnerability. To learn more about the vulnerabilities, see the following...

End of support for Office 2016 and Office 2019

End of support for Office 2016 and Office 2019 Applies To Office 2019 Office 2016 Get help with Copilot Tell me about end of support for Office 2016 for Mac. Show me how to remove the conflicting 2013 app. Support for Office 2016 and Office 2019 ended on October 14, 2025. While your Office 2016 a...

Description of the security update for SharePoint Foundation 2013: May 11, 2021 (KB5001935)

Description of the security update for SharePoint Foundation 2013: May 11, 2021 KB5001935 Summary This security update resolves a Microsoft SharePoint Server remote code execution vulnerability, information disclosure vulnerability, and spoofing vulnerability, and Microsoft SharePoint remote code...

Description of the security update for Office Web Apps Server 2013: May 11, 2021 (KB5001928)

Description of the security update for Office Web Apps Server 2013: May 11, 2021 KB5001928 Applies To Office Web Apps Server 2013 Summary This security update resolves a Microsoft Excel remote code execution vulnerability and Office information disclosure vulnerability. To learn more about the...

Description of the security update for Office 2013: May 11, 2021 (KB5001927)

Description of the security update for Office 2013: May 11, 2021 KB5001927 Summary This security update resolves a Microsoft Excel remote code execution vulnerability and Microsoft Office information disclosure vulnerability. To learn more about the vulnerabilities, see the following security...

Description of the security update for Word 2013: May 11, 2021 (KB5001931)

Description of the security update for Word 2013: May 11, 2021 KB5001931 Summary This security update resolves a Microsoft Office Graphics remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-31180. Note: To apply...

Description of the security update for Office 2013: May 11, 2021 (KB4464542)

Description of the security update for Office 2013: May 11, 2021 KB4464542 Summary This security update resolves a Microsoft Office Graphics remote code execution vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-31180. Note: To appl...