Microsoft Software Updates

Windows x: A guide to the updates

Here'due south what you need to know about each update to the current version of Windows 10 as it's released from Microsoft. Now updated for KB5013942, released on May ten, 2022.

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The launch of a major Windows 10 update isn't the end of a process — it's really just the beginning. As shortly as one of Microsoft's characteristic updates (such as Windows 10 version 21H2) is released, the company speedily gets to work on improving it by fixing bugs, releasing security patches, and occasionally adding new features.

In this story we summarize what y'all demand to know nigh each update released to the public for the most contempo versions of Windows ten — versions 21H2, 21H1, 20H2, and 2004. (Microsoft releases updates for those 4 versions together.) For each build, we've included the date of its initial release and a link to Microsoft's announcement virtually it. The virtually recent updates appear kickoff.

If y'all're still using an earlier version of Windows ten or of Windows, see the Microsoft support site for info about updates to Windows 10 1909, 1903, 1809, 1803, 1709, 1703, 1607, 1511, the initial version of Windows 10 released in July 2015, Windows 8.1, and Windows vii.

And if you lot're looking for data about Insider Program previews for upcoming feature releases of Windows 10, run into "Windows ten Insider Previews: A guide to the builds."

Updates to Windows 10 versions 20H2, 21H1, and 21H2

KB5013942 (OS Builds 19042.1706, 19043.1706, and 19044.1706)

Release date: May 10, 2022

This build includes a wide variety of security updates. For details, come across Microsoft'south Security Update Guide and the May 2022 Security Updates notes.

What IT needs to know: Because this is a security update, it should be applied relatively presently. Over the adjacent few weeks, check for reports about problematic issues, and if all seems well, apply the update.

There are three known issues in this update, including one in which devices with Windows installations created from custom offline media or custom ISO images might have Microsoft Border Legacy removed past this update, but not automatically replaced past the new Microsoft Edge.

(Get more info nearly KB5013942).

KB5011831 (Os Builds 19042.1682, 19043.1682, and 19044.1682) Preview

Release date: April 25, 2022

This build fixes a wide variety of bugs, including ane that acquired a remote desktop session to close or a reconnection to end responding while waiting on the accessibility shortcut handler (sethc.exe), another that that displayed a blackness screen for some users when they sign in or sign out, and another that prevented you from changing a password that has expired when you sign in to a Windows device.

(Get more info about KB5011831 Preview.)

KB5012599 (Os Builds 19042.1645, 19043.1645, and 19044.1645)

Release appointment: April 12, 2022

This build includes a wide variety of security updates. For details, see Microsoft'south Security Update Guide and the April 2022 Security Updates notes.

What IT needs to know: Because this is a security update, it should be applied relatively soon. Over the next few weeks, cheque for reports nigh problematic issues, and if all seems well, utilise the update.

At that place are three known issues in this update, including 1 in which devices with Windows installations created from custom offline media or custom ISO prototype might have Microsoft Border Legacy removed by this update, only not automatically replaced by the new Microsoft Edge.

(Become more info nearly KB5012599.)

KB5011543 (Bone Builds 19042.1620, 19043.1620, and 19044.1620) Preview

Release date: March 22, 2022

This build introduces Search highlights, which brandish notable moments about each mean solar day, including holidays, anniversaries, and other events globally and in your region. To encounter more details at a glance, hover or click on the illustration in the search box.

There are also a variety of small new features, including a new policy that expands an app's top 3 notifications past default in the Action Center for apps that send Windows notifications. Information technology displays multiple notifications that you can collaborate with simultaneously.

In improver, there are a wide variety of issues fixes, including for a issues that stopped Microsoft Outlook's offline search from returning contempo emails, and some other that prevented the User Account Control (UAC) dialog from correctly showing the application that is requesting elevated privileges.

There are three known problems in this update, including i in which devices with Windows installations created from custom offline media or custom ISO images might take Microsoft Border Legacy removed by this update, but non automatically replaced by the new Microsoft Edge.

(Get more info about KB5011543 Preview.)

KB5011487 (Bone Builds 19042.1586, 19043.1586, and 19044.1586)

Release date: March eight, 2022

This build fixes a bug that occurs when yous try to reset a Windows device and its apps have folders that comprise reparse data, such as Microsoft OneDrive or OneDrive for Business concern. When y'all select Remove everything, files that have been downloaded or synced locally from Microsoft OneDrive might not exist deleted.

It too includes a wide variety of security updates. For details, see Microsoft's Security Update Guide and the March 2022 Security Updates notes.

What It needs to know: Because this is a security update, information technology should be practical relatively soon. Over the next few weeks, check for reports nearly problematic issues, and if all seems well, utilize the update.

At that place are three known issues in this update, including i in which devices with Windows installations created from custom offline media or custom ISO images might take Microsoft Edge Legacy removed by this update, but non automatically replaced by the new Microsoft Edge.

(Get more info about KB5011487.)

KB5010415 (OS Builds 19042.1566, 19043.1566, and 19044.1566) Preview

Release date: February fifteen, 2022

The build lets you share cookies between Microsoft Edge Net Explorer mode and Microsoft Edge, and adds support for hot adding and the removal of non-volatile memory (NVMe) namespaces.

It also fixes a wide variety of bugs, including one that affected the Windows search service and occurred when you lot queried using the proximity operator, and one that caused the Remote Desktop Service (RDS) server to become unstable when the number of signed in users exceeds 100. This prevented yous from accessing published applications using RDS on Windows Server 2019.

There are three known issues in this update, including 1 in which devices with Windows installations created from custom offline media or custom ISO images might take Microsoft Border Legacy removed by this update, but not automatically replaced by the new Microsoft Edge.

(Get more info about KB5010415 Preview.)

KB5010342 (OS Builds 19042.1526, 19043.1526, and 19044.1526)

Release date: Feb 8, 2022

The build fixes a bug that causes a Lightweight Directory Access Protocol (LDAP) modify functioning to fail if the operation contains the SamAccountName and UserAccountControl attribute. It also includes a broad diversity of security updates. For details, run into Microsoft'south Security Update Guide and the February 2022 Security Updates notes.

What IT needs to know: Because this is a security update, information technology should be applied relatively shortly. Over the adjacent few weeks, check for reports nearly problematic issues, and if all seems well, use the update.

In that location are three known issues in this update, including ane in which devices with Windows installations created from custom offline media or custom ISO epitome might accept Microsoft Border Legacy removed by this update, but not automatically replaced past the new Microsoft Edge.

(Get more info about KB5010342.)

KB5009596 (Os Builds 19042.1503, 19043.1503, and 19044.1503) Preview

Release date: Jan 25, 2022

The build fixes a variety of bugs, including one that stops press or prints the wrong output when you lot print using USB on Windows 10 version 2004 or later, and some other that causes functioning Bluetooth devices to stop working when you try to connect to a not-functioning Bluetooth device. It also adds a reminder to Net Explorer 11 that notifies you about its upcoming retirement.

There are three known issues in this update, including one in which devices with Windows installations created from custom offline media or custom ISO image might have Microsoft Edge Legacy removed past this update, but not automatically replaced by the new Microsoft Edge.

(Get more than info nigh KB5009596.)

KB5010793 (OS Builds 19042.1469, 19043.1469, and 19044.1469)

Release appointment: January 17, 2022

This out-of-band build fixes several bugs, including i that caused IP Security (IPSEC) connections that contain a Vendor ID to neglect. VPN connections using Layer 2 Tunneling Protocol (L2TP) or IP security Internet Cardinal Exchange (IPSEC IKE) could have also been affected. It also fixed a problems that could cause Windows Servers to restart unexpectedly after installing the January 11, 2022 update on domain controllers (DCs).

There are three known issues in this update, including one in which devices with Windows installations created from custom offline media or custom ISO paradigm might have Microsoft Edge Legacy removed by this update, but not automatically replaced by the new Microsoft Border.

(Get more info near KB5010793.)

KB5009543 (OS Builds 19042.1466, 19043.1466, and 19044.1466)

Release engagement: January 11, 2022

The build fixes a issues in the Japanese Input Method Editors (IME) and includes a broad multifariousness of security updates. For details, meet Microsoft'due south Security Update Guide and the Jan 2022 Security Update notes.

What IT needs to know: Because this is a security update, it should exist applied relatively before long. Over the adjacent few weeks, check for reports almost problematic problems, and if all seems well, apply the update.

In that location are 3 known bug in this update, including one in which devices with Windows installations created from custom offline media or custom ISO image might have Microsoft Edge Legacy removed past this update, but not automatically replaced by the new Microsoft Edge.

(Get more than info most KB5009543.)

Updates to Windows ten versions 2004, 20H2, 21H1, and 21H2

KB5008212 (Os Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)

Release date: December fourteen, 2021

The build includes a wide variety of security updates. For details, see Microsoft's Security Update Guide and the December 2021 Security Update notes.

What IT needs to know: Because this is a security update, it should be applied relatively soon. Over the adjacent few weeks, check for reports about problematic issues, and if all seems well, utilise the update.

There are iii known issues in this update, including one in which devices with Windows installations created from custom offline media or a custom ISO prototype might have Microsoft Edge Legacy removed by this update, but not automatically replaced by the new Microsoft Border.

(Get more info almost KB5008212.)

KB5007253 (OS Builds 19041.1387, 19042.1387, 19043.1387, and 19044.1387) Preview

Release engagement: November 22, 2021

This optional update tin be downloaded from the Microsoft Update Itemize or by going to Settings > Update & Security > Windows Update > Optional updates bachelor.

The build fixes a variety of bugs, including one that caused the 32-flake version of Microsoft Excel to end working on sure devices when you exported to PDF, and some other that caused the Settings page to unexpectedly close afterwards you uninstalled a font.

At that place are several known issues in this update, including i in which devices with Windows installations created from custom offline media or custom ISO image might accept Microsoft Edge Legacy removed by this update, but non automatically replaced past the new Microsoft Border.

(Go more info about KB5007253 Preview.)

Windows 10 Nov 2021 Update (version 21H2)

Release engagement: November 16, 2021

Version 21H2, chosen the Windows 10 November 2021 Update, is the second feature update to Windows x released in 2021. Hither'due south a quick summary of what'due south new:

  • Wi-Fi security has been enhanced with WPA3 H2E standards back up.
  • GPU compute support has been added in the Windows Subsystem for Linux (WSL) and Azure IoT Edge for Linux on Windows (EFLOW) deployments for car learning and other compute-intensive workflows.

There are also a number of features designed for It and business organisation:

  • Windows Hello for Business has a new deployment method chosen cloud trust that simplifies passwordless deployments.
  • For increased security, there have been changes to the Universal Windows Platform (UWP) VPN APIs, which includes the ability to implement mutual web-based authentication schemes and to reuse existing protocols.
  • Apps can now exist provisioned from Azure Virtual Desktop. This allows those apps to run but like local apps, including the ability to copy and paste between remote and local apps.
  • The release closes the gap between Grouping Policy and mobile device direction (MDM) settings. The device configuration settings catalog has been updated to list more than 1,400 settings previously not available for configuration via MDM. The new MDM policies include administrative template (ADMX) policies, such as App Compat, Result Forwarding, Servicing, and Task Scheduler.
  • An upgrade to Windows 10 Enterprise includes Universal Print, which at present supports impress jobs of upward to 1GB or a series of print jobs from an individual user that add upward to 1GB inside whatever 15-minute menstruation.
  • Universal Print integrates with OneDrive for web and Excel for spider web. This allows users of whatever browser or device connected to the cyberspace to print documents hosted in OneDrive for web to a printer in their organization without installing printer drivers on their devices.

Microsoft has likewise announced that starting with this release, Windows 10 will get characteristic updates only once a year.

Updates to Windows 10 versions 2004, 20H2, and 21H1

KB5007186 (OS Builds 19041.1348, 19042.1348, and 19043.1348)

Release date: November nine, 2021

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. The build also includes a wide variety of security updates. For details, see Microsoft'southward Security Update Guide and the November 2021 Security Update notes.

What IT needs to know: Because this is a security update, it should exist applied relatively presently. Over the adjacent few weeks, check for reports nigh problematic problems, and if all seems well, apply the update.

At that place are three known issues in this update, including 1 in which devices with Windows installations created from custom offline media or a custom ISO paradigm might have Microsoft Border Legacy removed past this update, merely not automatically replaced by the new Microsoft Edge.

(Get more info about KB5007186.)

KB5006738 (OS Builds 19041.1320, 19042.1320, and 19043.1320)

Release date: Oct 26, 2021

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. It also fixes a wide variety of bugs, including one that prevented subtitles from displaying for some video apps and streaming video sites, and some other that sometimes caused lock screen backgrounds to appear black if they were set upwards to take a slideshow of pictures as the lock screen groundwork.

There are three known issues in this update, including one in which devices with Windows installations created from custom offline media or custom ISO epitome might have Microsoft Edge Legacy removed by this update, but not automatically replaced by the new Microsoft Edge.

(Become more info about KB5006738.)

KB5006670 (OS Builds 19041.1288, 19042.1288, and 19043.1288)

Release date: October 12, 2021

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. It too fixes a problems that prevented some applications, such every bit Microsoft Office and Adobe Reader, from opening or caused them to stop responding.

The build also includes a broad variety of security updates. For details, see Microsoft's Security Update Guide and the October 2021 Security Update notes.

What IT needs to know: Because this is a security update, it should be applied relatively before long. Over the next few weeks, check for reports about problematic issues, and if all seems well, utilise the update.

There are 2 known problems in this update, including one in which devices with Windows installations created from custom offline media or a custom ISO image might have Microsoft Edge Legacy removed by this update, simply not automatically replaced past the new Microsoft Edge.

(Get more info nearly KB5006670.)

KB5005611 (OS Builds 19041.1266, 19042.1266, and 19043.1266) Preview

Release engagement: September xxx, 2021

This build fixes a minor number of bugs, including one in which applications such equally Microsoft Outlook suddenly stopped working during normal use, and some other that caused blurry News and Interests icons with certain screen resolutions.

(Become more info almost KB5005611.)

KB5005565 (OS Builds 19041.1237, 19042.1237, and 19043.1237)

Release date: September xiv, 2021

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. It also fixes a bug that caused PowerShell to create an infinite number of kid directories. The issue occurred when you used the PowerShell Move-Item command to move a directory to ane of its children. Every bit a result, the volume filled upwards and the organisation stopped responding.

The build likewise includes a wide variety of security updates. For details, see Microsoft'southward Security Update Guide.

What Information technology needs to know: Because this is a security update, it should be practical relatively shortly. Over the side by side few weeks, check for reports almost problematic issues, and if all seems well, apply the update.

In that location are two known issues in this update, including one in which devices with Windows installations created from custom offline media or custom ISO epitome might take Microsoft Border Legacy removed by this update, but non automatically replaced by the new Microsoft Edge.

(Get more info about KB5005565.)

KB5005101 (Bone Builds 19041.1202, 19042.1202, and 19043.1202)

Release date: September 1, 2021

This build fixes a wide diversity of bugs, including ane that reset syncing for Microsoft OneDrive to "Known folders only" after you installed a Windows update, and another in which flickering and residual line artifacts appeared when resizing images.

The build too includes more than ane,400 new mobile device management (MDM) policies. With them, y'all can configure policies that Grouping Policies too back up. These new MDM policies include administrative template (ADMX) policies, such as App Compat, Effect Forwarding, Servicing, and Job Scheduler. Starting in September 2021, you can use the Microsoft Endpoint Manager (MEM) Settings Catalog to configure these new MDM policies.

There are several known issues in this update, including i in which devices with Windows installations created from custom offline media or custom ISO images might take Microsoft Border Legacy removed past this update, simply not automatically replaced by the new Microsoft Edge.

(Get more info about KB5005101.)

KB5005033 (Os Builds 19041.1165, 19042.1165, and 19043.1165)

Release date: August x, 2021

This build changes the default privilege requirement for installing drivers when using Bespeak and Print. After installing this update, you must accept administrative privileges to install drivers. See KB5005652, Point and Print Default Beliefs Change, and CVE-2021-34481 for more information. The build also makes quality improvements to the servicing stack, which is the component that installs Windows updates.

The build also includes a wide variety of security updates. For details, see Microsoft's Security Update Guide.

What It needs to know: Considering this is a security update, it should be applied relatively soon. Over the side by side few weeks, bank check for reports about problematic issues, and if all seems well, apply the update.

There are several known issues in this update, including ane in which devices with Windows installations created from custom offline media or custom ISO image might take Microsoft Edge Legacy removed by this update, but non automatically replaced by the new Microsoft Edge.

(Get more info about KB5005033.)

KB5004296 (OS Builds 19041.1151, 19042.1151, and 19043.1151)

Release date: July 29, 2021

This build fixes a wide variety of bugs, including one that caused the File Explorer window to lose focus when mapping a network drive, some other that failed to detect internet connectivity when connected to a VPN, and another that caused System Integrity to leak memory.

There are several known issues in this update, including ane in which devices with Windows installations created from custom offline media or a custom ISO image might have Microsoft Border Legacy removed past this update, but not automatically replaced by the new Microsoft Edge.

(Get more info well-nigh KB5004296.)

KB5004237 (OS Builds 19041.1110, 19042.1110, and 19043.1110)

Release date: July 13, 2021

This build fixes several bugs, including 1 that fabricated it difficult to impress to a variety of printers, primarily USB receipt or label printers. It besides removes back up for the PerformTicketSignature setting and permanently enables Enforcement fashion for CVE-2020-17049.

Information technology also has a variety of security updates for Windows Apps, Windows Management, Windows Fundamentals, Windows Authentication, Windows User Business relationship Command (UAC), Operating Organization Security, Windows Virtualization, Windows Linux, the Windows Kernel, the Microsoft Scripting Engine, the Windows HTML Platforms, the Windows MSHTML Platform, and Windows Graphics.

For more details, see Microsoft'southward Security Update Guide.

What IT needs to know: Because this is a security update, it should be practical relatively soon. Over the side by side few weeks, check for reports virtually problematic issues, and if all seems well, apply the update.

There are several known issues in this update, including one in which devices with Windows installations created from custom offline media or custom ISO images might take Microsoft Edge Legacy removed by this update, but not automatically replaced past the new Microsoft Edge.

(Get more info almost KB5004237.)

KB5004945 (Bone Builds 19041.1083, 19042.1083, and 19043.1083)

Release date: July 6, 2021

This build closes a remote lawmaking execution exploit in the Windows Impress Spooler service, known as "PrintNightmare," equally documented in CVE-2021-34527.

What IT needs to know: Because this is a security update, information technology should be practical relatively soon. Over the next few weeks, cheque for reports about problematic issues, and if all seems well, apply the update.

 (Become more info about KB5004945.)

KB5004760 (Bone Builds 19041.1082, 19042.1082, and 19043.1082)

Release date: June 29, 2021

This out-of-ring build fixes a problems that may prevent you from opening PDFs using Cyberspace Explorer 11 or apps that utilise the 64-bit version of the WebBrowser command.

Among the build's known problems are 1 in which when using the Microsoft Japanese Input Method Editor (IME) to enter Kanji characters in an app that automatically allows the input of Furigana characters, you lot might not go the right Furigana characters. Yous might need to enter the characters manually.

(Become more info almost KB5004760.)

KB5003690 (OS Builds 19041.1081, 19042.1081, and 19043.1081)

Release date: June 21, 2021

This build addresses nigh three dozen bugs, including one in which signing in using a Pivot fails, and another that might cause a VPN to fail subsequently renewing a user auto-enrolled certificate. Information technology too removes Adobe Flash from your PC and makes improvements to the servicing stack, the component that installs Windows updates.

Amid the build's known issues are one in which when using the Microsoft Japanese Input Method Editor (IME) to enter Kanji characters in an app that automatically allows the input of Furigana characters, you lot might not get the correct Furigana characters. You might need to enter the characters manually.

(Become more info almost KB5003690.)

KB5004476 (OS Builds 19041.1055, 19042.1055, and 19043.1055)

Release date: June eleven, 2021

This out-of-band build fixes a problems that might redirect you to the Microsoft Store folio for Gaming Services when you endeavour to install or first an Xbox Game Pass game on your Windows 10 device. Additionally, you might receive error 0x80073D26 or 0x8007139F. For more information, see KB5004327.

In addition, the build makes improvements to the servicing stack, the component that installs Windows updates.

(Get more than info nearly KB5004476.)

KB5003637 (OS Builds 19041.1052, 19042.1052, and 19043.1052)

Release date: June eight, 2021

This build includes improvements to the servicing stack, which is the component that installs Windows updates. Information technology also includes changes for verifying user names and passwords and for storing and managing files.

It also has a variety of security updates to the Microsoft Scripting Engine, Windows App Platform and Frameworks, Windows Input and Limerick, Windows Management, Windows Cloud Infrastructure, Windows Authentication, Windows Fundamentals, Windows Virtualization, Windows Kernel, Windows HTML Platform, and Windows Storage and Filesystems.

For more details, see Microsoft's Security Update Guide.

What Information technology needs to know: Because this is a security update, it should be applied relatively before long. Over the next few weeks, check for reports about problematic issues, and if all seems well, apply the update.

There are several known issues in this update, including ane in which system and user certificates might be lost when updating a device from Windows 10 version 1809 or later to a later version of Windows x. Devices using Windows Update for Business organisation or that connect direct to Windows Update are not impacted.

What IT needs to know: Because this is a security update, information technology should exist applied relatively soon. Over the adjacent few weeks, bank check for reports virtually problematic problems, and if all seems well, apply the update.

(Become more info about KB5003637.)

KB5003214 (OS Builds 19041.1023, 19042.1023, and 19043.1023) Preview

Release appointment: May 25, 2021

This build adds the Open on hover selection (which is checked by default) to the News and interests card. To access it, right-click a blank space on the Windows taskbar and open the News and interests menu.

In addition, it makes quality improvements to the servicing stack, which is the component that installs Windows updates. It besides includes a wide variety of small issues fixes, including one that displayed items on the desktop after they have been deleted from the desktop, and another that acquired configuration problems with devices that were configured using mobile device direction (MDM) RestrictedGroups, LocalUsersAndGroups, or UserRights policies.

(Go more info about KB5003214 Preview.)

Windows x May 2021 Update (version 21H1)

Release date: May 18, 2021

Version 21H1, called the Windows 10 May 2021 Update, is the most recent update to Windows 10. This is a relatively minor update, but information technology does have a few new features.

Here'due south a quick summary of what'due south new in 21H1:

  • Windows Howdy multicamera back up: If you have an external Windows Hello photographic camera for your PC, yous tin can set the external photographic camera as your default camera. (Windows Hello is used for signing into PCs.) Why should this change matter to you? If y'all have an external camera, you probably bought it because it's superior to the born, internal ane on your computer. And so with this modify, you'll be able to use the more than accurate camera for logging into your PC.
  • Improved Windows Defender Awarding Baby-sit performance: Windows Defender Application Baby-sit lets administrators configure applications to run in an isolated, virtualized container for improved security. With this alter, documents will open up more than quickly. It can currently have up to a minute to open up an Office document in information technology.
  • Amend Windows Management Instrumentation (WMI) Group Policy Service back up: Microsoft has made information technology easier for administrators to alter settings to support remote piece of work.

Updates to Windows 10 versions 2004 and 20H2 prior to the 21H1 release

KB5003173 (Os Builds 19041.985 and 19042.985)

Release date: May 11, 2021

This build includes a multifariousness of security updates for Windows App Platform and Frameworks, the Windows Kernel, Windows Media, the Microsoft Scripting Engine, and the Windows Silicon Platform. For more details, see Microsoft's Security Update Guide. Information technology likewise updates security for Bluetooth drivers and Windows OLE (compound documents).

At that place are several known issues in this update, including i in which system and user certificates might be lost when updating a device from Windows x version 1809 or afterwards to a later version of Windows 10. Devices using Windows Update for Business or that connect directly to Windows Update are non impacted.

What IT needs to know: Because this is a security update, information technology should be practical relatively soon. Over the next few weeks, cheque for reports about problematic issues, and if all seems well, utilise the update.

(Go more info almost KB5003173.)

KB5001391 (Bone Builds 19041.964 and 19042.964) Preview

Release date: April 28, 2021

This update gives you lot quick access to an integrated feed of dynamic content, such as news, weather, sports, and more, that updates throughout the day, via the Windows taskbar. You can personalize the feed to friction match your interests. For more than details, encounter Microsoft's "Personalized content at a glance: Introducing news and interests on the Windows 10 taskbar."

There are several known issues in this update, including i in which system and user certificates might be lost when updating a device from Windows 10 version 1809 or afterwards to a later version of Windows 10. In add-on, devices with Windows installations created from custom offline media or custom ISO images might have the legacy version of Microsoft Edge removed past the update, just not automatically replaced past the new Microsoft Edge.

(Go more info well-nigh KB5001391 Preview.)

KB5001330 (Os Builds 19041.928 and 19042.928)

Release date: April 13, 2021

This update includes a broad diversity of security updates, for Windows App Platform and Frameworks, Windows Apps, Windows Input and Composition, Windows Office Media, Windows Fundamentals, Windows Cryptography, the Windows AI Platform, Windows Kernel, Windows Virtualization, and Windows Media. For details, run across Microsoft'due south Security Update Guide website.

At that place are several other security issues addressed, including fixing a potential elevation of privilege vulnerability in the way Azure Active Directory spider web sign-in allows arbitrary browsing from the tertiary-party endpoints used for federated hallmark.

In this build, Microsoft also removed the Microsoft Edge legacy browser and replaced it with the new Chromium-based Edge.

There are several known issues in this update, including one in which system and user certificates might be lost when updating a device from Windows 10 version 1809 or later to a later version of Windows 10. Devices using Windows Update for Business or that connect directly to Windows Update are not impacted.

What It needs to know: Because this is a security update, information technology should be applied relatively presently. Over the next few weeks, check for reports almost problematic issues, and if all seems well, apply the update.

(Get more info near KB5001330.)

KB5000842 (Os Builds 19041.906 and 19042.906) Preview

Release engagement: March 29, 2021

This update fixes a variety of pocket-size bugs, including one that made high dynamic range (HDR) screens appear much darker than expected, and some other that caused video playback to be out of sync in duplicate way with multiple monitors.

There are several known issues in this build, including 1 in which Arrangement and user certificates might exist lost when updating a device from Windows 10 version 1809 or afterwards to a later version of Windows 10. Devices using Windows Update for Business organisation or that connect directly to Windows Update are not impacted.

(Get more than info virtually KB5000842 Preview.)

KB5001649 (OS Builds 19041.870 and 19042.870)

Release date: March 18, 2021

This out-of-band update fixes a single bug in which graphical content could not exist printed.

There is one known result in this update, in which organization and user certificates may be lost when updating a device from Windows 10 version 1809 or subsequently to a subsequently version of Windows x.

(Get more info nigh KB5001649.)

KB5001567 (Os Builds 19041.868 and 19042.868)

Date: March xv, 2021

This out-of-band update fixes a single problems, which caused a blue screen when you attempted to print to certain printers using some apps.

There is one known issue in this update, in which organization and user certificates may exist lost when updating a device from Windows 10 version 1809 or after to a later version of Windows x.

(Get more info most KB5001567.)

KB5000802 (OS Builds 19041.867 and 19042.867)

Release date: March nine, 2021

This update includes a wide variety of security updates for the Windows Beat, Windows Fundamentals, Windows Management, Windows Apps, Windows User Business relationship Command (UAC), Windows Virtualization, the Windows Kernel, the Microsoft Graphics Component, Internet Explorer, Microsoft Edge Legacy, and Windows Media. For details, see the Microsoft Security Update Guide.

In that location are three known issues in this update, including one in which system and user certificates might exist lost when updating a device from Windows x version 1809.

What IT needs to know: Considering this is a security update, it should be applied relatively presently. Over the next few weeks, bank check for reports almost problematic issues, and if all seems well, apply the update.

(Become more than info most KB5000802.)

KB4601382 (OS Builds 19041.844 and 19042.844) Preview

Release date: February 24, 2021

This update fixes a diverseness of minor bugs, including ane that caused video playback to flicker when rendering on certain depression-latency capable monitors, and another that sometimes prevented the input of strings into the Input Method Editor (IME).

(Become more info about KB4601382.)

KB4601319 (OS Builds 19041.804 and 19042.804)

Release date: Feb 9, 2021

This update fixes a bug and includes a variety of security updates. The issues fixed could damage the file organisation of some devices and foreclose them from starting up after running chkdsk /f.

Security updates are provided for Windows App Platform and Frameworks, Windows Apps, Windows Input and Composition, Windows Cloud Infrastructure, Windows Direction, Windows Hallmark, Windows Fundamentals, Windows Cryptography, Windows Virtualization, Windows Core Networking, and Windows Hybrid Deject Networking. For details, come across the Microsoft Security Update Guide.

In that location are three known problems in this update, including one in which organisation and user certificates might be lost when updating a device from Windows 10 version 1809.

What IT needs to know: Because this is a security update, it should exist applied relatively soon. Over the side by side few weeks, bank check for reports almost problematic bug, and if all seems well, apply the update.

(Become more info about KB4601319.)

KB4598242 (Os Builds 19041.746 and 19042.746)

Release engagement: January 12, 2021

This build fixes a multifariousness of security vulnerabilities, including one with HTTPS-based intranet servers, and a security bypass vulnerability in the way the Printer Remote Process Call (RPC) binding handles hallmark for the remote Winspool interface.

There are also security updates to Windows App Platform and Frameworks, Windows Media, Windows Fundamentals, Windows Kernel, Windows Cryptography, Windows Virtualization, Windows Peripherals, and Windows Hybrid Storage Services. For details see the Microsoft Security Update Guide.

There are ii known issues in this update, including 1 in which system and user certificates might be lost when updating a device from Windows x, version 1809.

What IT needs to know: Because this is a security update, it should be applied relatively soon. Over the next few weeks, check for reports about problematic problems, and if all seems well, apply the update.

(Get more than info about KB4598242.)

KB4592438 (Bone Builds 19041.685 and 19042.685)

Release engagement: Dec 8, 2020

This update fixes a security vulnerability by preventing applications that run as a SYSTEM account from press to "FILE:" ports. Information technology besides has security updates for the legacy version of Microsoft Border, the Microsoft Graphics Component, Windows Media, Windows Fundamentals, and Windows Virtualization. For details see the Microsoft Security Update Guide.

What IT needs to know: Because this is a security update, it should exist applied relatively shortly. Over the next few weeks, check for reports almost problematic issues, and if all seems well, apply the update.

(Get more info nearly KB4592438.)

KB4586853 (OS Builds 19041.662 and 19042.662) Preview

Release appointment: November thirty, 2020

This build fixes a wide variety of bugs, including ane that caused Narrator to cease responding later you unlock a device if the app was in employ earlier you locked the device, and some other that made makes the affect keyboard unstable in the Mail app.

There are two known issues in this update, one in which system and user certificates might be lost when updating a device from Windows 10 version 1809 or later to a later version of Windows 10, and another in which users of the Microsoft Input Method Editor (IME) for Japanese or Chinese languages might experience problems when attempting various tasks.

(Get more than info about KB4586853.)

KB4594440 (Os Builds 19041.631 and 19042.631)

Release engagement: Nov xix, 2020

This small build fixes problems with Kerberos authentication related to the PerformTicketSignature registry subkey value in CVE-2020-17049, which was a part of the Nov x, 2020 Windows update.

There are two known problems in this update, one in which arrangement and user certificates might exist lost when updating a device from Windows x, version 1809 or afterwards to a later version of Windows ten, and another in which users of the Microsoft Input Method Editor (IME) for Japanese or Chinese languages might experience issues when attempting various tasks.

(Get more than info nigh KB4594440.)

KB4586781 (Os Builds 19041.630 and 19042.630)

Release date: November 10, 2020

This build updates the 2020 DST commencement engagement for the Republic of the fiji islands Islands to December 20, 2020 and includes security updates to the Microsoft Scripting Engine, Windows Input and Limerick, Microsoft Graphics Component, the Windows Wallet Service, Windows Fundamentals, and the Windows Kernel. For details come across the release notes for November 2020 Security Updates.

There are two known bug in this update, including one in which arrangement and user certificates might exist lost when updating a device from Windows 10 version 1809 or later to a after version of Windows 10, and another in which users of the Microsoft Input Method Editor (IME) for Japanese or Chinese languages might experience issues when attempting various tasks.

What IT needs to know: Considering this is a security update, it should be applied relatively soon. Over the side by side few weeks, check for reports near problematic issues, and if all seems well, apply the update.

(Go more info about KB4586781.)

KB4580364 (Bone Builds 19041.610 and 19042.610)

Release appointment: October 29, 2020

This update makes information technology easier to connect to others in Skype, using Come across Now from the taskbar. In addition, at that place are a broad variety of bug fixes, including for 1 that displayed the incorrect CPU frequency for sure processors, another that displayed nothing on the screen for v minutes or more than during a Remote Desktop Protocol (RDP) session, and another that caused the Docker pull operation to fail due to a Lawmaking Integrity (CI) Policy that blocks the import of a Windows container image.

There are two known issues in this update, including ane in which organization and user certificates might be lost when updating a device from Windows ten version 1809 or later to a afterwards version of Windows 10, and another in which users of the Microsoft Input Method Editor (IME) for Japanese or Chinese languages might feel problems when attempting various tasks.

(Get more info about KB4580364.)

Windows 10 October 2020 Update (version 20H2)

Release date: October 20, 2020

Version 20H2, called the Windows 10 October 2020 Update, is the well-nigh recent update to Windows ten. This is a relatively small-scale update but does take a few new features.

Here's a quick summary of what's new in 20H2:

  • The new Chromium-based version of the Microsoft Edge browser is now built directly into Windows 10.
  • The Arrangement page of Control Panel has been removed. Those settings have been moved to the Settings app.
  • The First menu'due south tiled groundwork will match your choice of Windows themes. So the tiled background will be low-cal if you're using the Windows 10 light theme and dark if you're using the Windows 10 dark theme.
  • When yous utilise Alt-Tab, Edge will now brandish each tab in your browser in a different Alt-Tab window. Previously, when you used Alt-Tab, Edge would get only a single window. Yous can change this new beliefs past going to Settings > Organisation > Multitasking.
  • When you pin a site to the taskbar in Edge, you can click or mouse over its icon to run across all your browser tabs that are open for that website.
  • When yous disassemble a keyboard on a 2-in-ane device, the device will automatically switch to the tablet-based interface. Previously, you were asked whether you wanted to switch. You tin alter that setting by going to Settings > Arrangement > Tablet.
  • The Your Telephone app gets a variety of new features for some Samsung devices. When using i of the devices, you tin can collaborate with the Android apps on your phone from the Your Telephone app on Windows ten.

What IT needs to know: Windows 10 version 20H2 too has a variety of pocket-sized changes of note for sysadmins and those in IT.

  • IT professionals who administer multiple mobile devices get a new Modern Device Management (MDM) "Local Users and Groups" settings policy that mirrors options available for devices that are managed through Group Policy.
  • Windows Autopilot, used to set up and configure devices in enterprises, has gained a diversity of small enhancement, including better deployment of HoloLens devices, the addition of co-management policies, enhancements to Autopilot deployment reporting, and the ability to reuse Configuration Manager task sequences to configure devices.
  • Microsoft Defender Application Baby-sit at present supports Office. This allows untrusted Office documents from outside an enterprise to launch in an isolated container to stop potentially malicious content from compromising computers or exploiting personal information found on them.
  • Latest Cumulative Updates (LCUs) and Servicing Stack Updates (SSUs) have been combined into a single cumulative monthly update, available via Microsoft Itemize or Windows Server Update Services.
  • Biometric sign-on has been made more than secure. Windows Hello now has support for virtualization-based security for sure fingerprint and face sensors, which protects, isolates, and secures a user's biometric authentication data.

For more than details, see Microsoft'southward "What'south new for It pros in Windows 10, version 20H2."

Updates to Windows 10 version 2004 prior to the 20H2 release

KB4579311 (OS Build 19041.572)

Release date: October 13, 2020

This build fixes a few minor bugs and includes a diverseness of security updates. Among the bugs fixed are an outcome with creating null ports using the user interface, and another issue with a possible elevation of privilege in win32k.

Security updates were issued for Windows App Platform and Frameworks, Microsoft Graphics Component, Windows Media, Windows Fundamentals, Windows Authentication, Windows Virtualization, and Windows Kernel. For details, run across the Release Notes for Oct 2020 Security Updates.

At that place are ii known issues in this build: In one, users of Microsoft Input Method Editor (IME) for Chinese and Japanese might have issues with input. In the other, when installing a tertiary-party driver you lot might receive the error "Windows can't verify the publisher of this driver software." You might likewise see the error "No signature was nowadays in the discipline" when attempting to view the signature backdrop using Windows Explorer.

What IT needs to know: Because this is a security update, it should be applied relatively soon. Over the side by side few weeks, check for reports about problematic problems, and if all seems well, apply the update.

(Become more than info about KB4579311.)

KB4577063 (OS Build 19041.546) Preview

Release engagement: October 1, 2020

This build reduces distortions and aberrations in Windows Mixed Reality head-mounted displays and fixes a wide diverseness of bugs, including one that caused random line breaks when you redirect PowerShell panel mistake output, and another that that prevented the Linguistic communication Bar from actualization when a user signs in to a new session.

At that place is one known consequence in this build: Users of Microsoft Input Method Editor (IME) for Chinese and Japanese might have bug with input.

(Get more info well-nigh KB4577063.)

KB4571756 (Os Build 19041.508)

Release engagement: September 8, 2020

This build includes security updates for Windows App Platform and Frameworks, Microsoft Graphics Component, Windows Input and Composition, Windows Media, Windows Shell, Windows Deject Infrastructure, Windows Fundamentals, Windows Direction, Windows Kernel, Windows Virtualization, Windows Storage and Filesystems, the Microsoft Scripting Engine, and the Microsoft JET Database Engine.

For details, see the Release Notes for September 2020 Security Updates.

The build also fixes a security vulnerability outcome with user proxies and HTTP-based intranet servers, and addresses an consequence with a possible peak of privileges in windowmanagement.dll.

What It needs to know: Because this is a security update, information technology should be applied relatively soon. Over the adjacent few weeks, bank check for reports about problematic issues, and if all seems well, apply the update.

In that location is i known issue in this build: Users of Microsoft Input Method Editor (IME) for Chinese and Japanese might have issues with input.

(Go more info about KB4571756.)

KB4571744 (OS Build 19041.488)

Release appointment: September 3, 2020

This build fixes a laundry list of minor bugs, including ane that prevented apps from downloading an update or opening in sure scenarios, another that prevented users from reducing the size of windows and another that caused File Explorer to end working when yous browsed directories of RAW images and other file types.

There is 1 known issue in this build: Users of Microsoft Input Method Editor (IME) for Chinese and Japanese might have issues with input.

(Go more info about KB4571744.)

KB4566782 (Os Build 19041.450)

Release date: Baronial 11, 2020

This build includes security updates for the Microsoft Scripting Engine, Internet Explorer, Windows Graphics, Microsoft Graphics Component, Windows Kernel, Windows Input and Composition, Windows Media, Windows Shell, the Windows Wallet Service, Microsoft Edge Legacy, Windows Cloud Infrastructure, Windows Hallmark, the Windows AI Platform, Windows Fundamentals, Windows Storage and Filesystems, Windows Update Stack, Windows File Server and Clustering, Windows Hybrid Storage Services, Windows App Platform and Frameworks, the Microsoft JET Database Engine, and Windows SQL components.

For details, see the Release Notes for Baronial 2020 Security Updates.

The build also fixes an result in Universal Windows Platform (UWP) apps that allows single sign-on authentication when an app does not have the Enterprise Authentication adequacy.

What It needs to know: Considering this is a security update, information technology should be applied relatively soon. Over the next few weeks, check for reports nigh problematic issues, and if all seems well, apply the update.

In that location is one known issue in this build: When using some apps, such equally Microsoft Excel, users of the Microsoft Input Method Editor (IME) for Chinese and Japanese might receive an error, or the app might stop responding or close when attempting to drag using the mouse.

(Get more info about KB4566782.)

KB4568831 (OS Build 19041.423)

Release date: July 31, 2020

This minor build addresses a broad variety of bugs and issues, including one that caused the Settings folio to shut unexpectedly, which prevented default applications from beingness prepare properly, and some other that prevented some applications from printing to network printers.

There is i known issue in this build, in which when using some apps such every bit Excel, users of the Microsoft Input Method Editor (IME) for Chinese and Japanese might receive an error, or the app might stop responding or close when users attempt to drag using the mouse.

(Go more info about KB4568831.)

KB4565503 (Os Build 19041.388)

Release date: July 14, 2020

This build fixes several bugs, including one that might prevent you from connecting to OneDrive using the OneDrive app. Information technology also has security updates for the Microsoft Scripting Engine, Windows App Platform and Frameworks, the Microsoft Store, Windows Graphics, Windows Input and Limerick, Windows Media, Windows Trounce, Windows Fundamentals, Windows Management, Windows Kernel, Windows Hybrid Cloud Networking, Windows Storage and Filesystems, Windows Update Stack, Windows MSXML, Windows File Server and Clustering, Windows Remote Desktop, Net Explorer, Microsoft Edge Legacy, and the Microsoft JET Database Engine. For details, run across the Release notes for the July 2020 Security Updates.

In that location is one known upshot in this build, in which when using some apps, such as Microsoft Excel, users of the Microsoft Input Method Editor (IME) for Chinese and Japanese might receive an error, or the app might end responding or close when attempting to drag using the mouse.

What Information technology needs to know: Because this is a security update, it should be applied relatively presently. Over the next few weeks, check for reports about problematic problems, and if all seems well, apply the update.

(Get more info most KB4565503.)

KB4567523 (Os Build 19041.331)

Release date: June eighteen, 2020

This minor build fixes a single result, in which sure printers could not print, generated print errors, or caused apps and print spoolers to close unexpectedly.

There is i known issue in this build, which affects the ImeMode property to control the Input Method Editor (IME) mode for private text entry fields to increment typing efficiency. Some IMEs in this build might have issues using the ImeMode property with certain apps, for example the input mode will non switch automatically to Kanji or Hiragana.

(Go more info well-nigh KB4567523.)

KB4557957 (Bone Build 19041.329)

Release date: June ix, 2020

This build improves the reliability of voice assistants that use keywords and has security updates for the Microsoft Scripting Engine, Microsoft Edge, Internet Explorer, Windows App Platform and Frameworks, Windows Media, Windows Kernel, Microsoft Graphics Component, Windows Input and Composition, Windows Crush, Windows Silicon Platform, Microsoft Xbox, the Microsoft Store, Windows Cloud Infrastructure, Windows Fundamentals, Windows Management, Windows Authentication, Windows Cryptography, Microsoft HoloLens, Windows Virtualization, Windows Peripherals, Windows Storage and Filesystems, Windows File Server and Clustering, Windows Hybrid Storage Services, the Microsoft JET Database Engine, and the Windows Update Stack. For details, see the Release Notes for June 2020 Security Updates.

There are no known issues in this build.

What IT needs to know: Because this is a security update, it should be applied relatively soon. Over the next few weeks, check for reports about problematic issues, and if all seems well, utilise the update.

(Get more info near KB4557957.)

Windows 10 May 2020 Update (version 2004)

Release date: May 27, 2020

Version 2004, called the Windows x May 2020 Update, is the most recent update to Windows 10. This is a relatively minor update but does have a multifariousness of new features for both users and organisation administrators. For more details, see: "Review: Windows ten May 2020 Update delivers lilliputian tweaks that add up to... well, not a lot."

Hither's a quick summary of what'south new in 2004:

  • Cortana now runs equally a standalone app in a resizable window. Information technology as well loses a multifariousness of capabilities, such as playing music, decision-making home devices, and working on the lock screen.
  • Chore Director now displays new information, including the temperature of your GPU and your disk blazon.
  • Settings gets many minor tweaks, including adding a header with account information, and a redone network status page that combines information that used to be institute on multiple pages, such as your IP accost, current connection properties and data usage.
  • The Windows Subsystem for Linux (WSL) gets more features. It now uses a real Linux kernel, and is faster than previously.
  • IT can now have advantage of Windows Howdy biometrics logins rather than passwords, by setting that up every bit the default on enterprise devices.
  • Installing and setting upwardly Windows for others has been made easier thank you to new controls added to Dynamic Update, which tin can lead to less downtime during installation for users.
  • A variety of new commands have been given to PowerShell for Delivery Optimization, a Windows networking service that reduces bandwidth consumption by sharing the work of downloading update and upgrade packages among multiple devices in concern deployments.
  • The security of the Chromium version of Edge has been improved, thanks to porting Application Baby-sit to it.