Microsoft Software Updates

Windows 10: A guide to the updates

Here's what you need to know about each update to the current version of Windows 10 equally it's released from Microsoft. At present updated for KB5012599, released on April 12, 2022.

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The launch of a major Windows ten update isn't the end of a procedure — it's really just the beginning. Every bit presently as one of Microsoft's feature updates (such as Windows 10 version 21H2) is released, the company chop-chop 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 about each update released to the public for the nearly recent versions of Windows 10 — versions 21H2, 21H1, 20H2, and 2004. (Microsoft releases updates for those four versions together.) For each build, we've included the appointment of its initial release and a link to Microsoft's announcement well-nigh it. The most recent updates appear start.

Note that Microsoft has not nevertheless begun actively pushing Windows 10 21H2 to well-nigh users. You lot can seek out and install the release on your PC, but why rush things? In fact, we recommend keeping 21H2 off your car for now to avoid any bugs that may crop up with the new release.

If you're all the same using an earlier version of Windows 10 or of Windows, meet the Microsoft support site for info most 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 7.

And if you're looking for information about Insider Program previews for upcoming characteristic releases of Windows 10, see "Windows 10 Insider Previews: A guide to the builds."

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

KB5012599 (OS Builds 19042.1645, 19043.1645, and 19044.1645)

Release date: April 12, 2022

This build includes a broad multifariousness of security updates. For details, meet Microsoft's Security Update Guide and the April 2022 Security Updates notes.

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

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

(Get more info well-nigh KB5012599.)

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

Release date: March 22, 2022

This build introduces Search highlights, which display notable moments about each day, including holidays, anniversaries, and other events globally and in your region. To see 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 superlative iii notifications by default in the Action Middle for apps that transport Windows notifications. Information technology displays multiple notifications that you can interact with simultaneously.

In addition, there are a wide variety of bug fixes, including for a bug that stopped Microsoft Outlook'south offline search from returning recent emails, and another that prevented the User Account Control (UAC) dialog from correctly showing the awarding that is requesting elevated privileges.

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

(Become more than info near KB5011543 Preview.)

KB5011487 (OS Builds 19042.1586, 19043.1586, and 19044.1586)

Release engagement: March 8, 2022

This build fixes a bug that occurs when you attempt to reset a Windows device and its apps have folders that contain reparse data, such as Microsoft OneDrive or OneDrive for Business organization. When you select Remove everything, files that have been downloaded or synced locally from Microsoft OneDrive might not be deleted.

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

What IT needs to know: Considering this is a security update, it should be practical relatively soon. Over the next few weeks, cheque for reports near 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 Edge Legacy removed past this update, simply not automatically replaced by the new Microsoft Edge.

(Go more than info about KB5011487.)

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

Release date: February 15, 2022

The build lets you share cookies between Microsoft Edge Internet Explorer fashion and Microsoft Edge, and adds support for hot calculation and the removal of not-volatile memory (NVMe) namespaces.

It likewise fixes a wide variety of bugs, including one that affected the Windows search service and occurred when yous 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 you lot from accessing published applications using RDS on Windows Server 2019.

At that place 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 by the new Microsoft Edge.

(Go more info most KB5010415 Preview.)

KB5010342 (Bone Builds 19042.1526, 19043.1526, and 19044.1526)

Release date: February viii, 2022

The build fixes a problems that causes a Lightweight Directory Access Protocol (LDAP) modify performance to fail if the operation contains the SamAccountName and UserAccountControl attribute. Information technology too includes a wide variety of security updates. For details, see Microsoft'due south Security Update Guide and the February 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 about problematic issues, and if all seems well, apply the update.

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

(Get more info about KB5010342.)

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

Release engagement: January 25, 2022

The build fixes a variety of bugs, including one that stops printing or prints the wrong output when you impress using USB on Windows 10 version 2004 or afterward, and another that causes operation Bluetooth devices to end working when you attempt to connect to a not-functioning Bluetooth device. It also adds a reminder to Cyberspace Explorer 11 that notifies you about its upcoming retirement.

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

(Get more info about KB5009596.)

KB5010793 (Bone Builds 19042.1469, 19043.1469, and 19044.1469)

Release date: January 17, 2022

This out-of-band build fixes several bugs, including one that caused IP Security (IPSEC) connections that incorporate a Vendor ID to neglect. VPN connections using Layer 2 Tunneling Protocol (L2TP) or IP security Internet Key Substitution (IPSEC IKE) could have besides been affected. Information technology also fixed a bug that could cause Windows Servers to restart unexpectedly after installing the Jan 11, 2022 update on domain controllers (DCs).

At that place are 3 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 by this update, but non automatically replaced by the new Microsoft Edge.

(Become more info about KB5010793.)

KB5009543 (Os Builds 19042.1466, 19043.1466, and 19044.1466)

Release appointment: Jan 11, 2022

The build fixes a bug in the Japanese Input Method Editors (IME) and includes a wide multifariousness of security updates. For details, come across Microsoft's Security Update Guide and the January 2022 Security Update notes.

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

There are iii 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 past this update, merely not automatically replaced by the new Microsoft Edge.

(Become more than info most KB5009543.)

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

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

Release date: December 14, 2021

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

What IT needs to know: Considering this is a security update, it should be practical relatively presently. Over the adjacent few weeks, check for reports near problematic issues, and if all seems well, employ 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 paradigm might have Microsoft Border Legacy removed by this update, but non automatically replaced by the new Microsoft Edge.

(Get more info about KB5008212.)

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

Release date: November 22, 2021

This optional update can be downloaded from the Microsoft Update Catalog or past going to Settings > Update & Security > Windows Update > Optional updates available.

The build fixes a variety of bugs, including one that acquired the 32-flake version of Microsoft Excel to stop working on certain devices when yous exported to PDF, and another that acquired the Settings page to unexpectedly close afterward you lot uninstalled a font.

There are several known bug in this update, including i in which devices with Windows installations created from custom offline media or custom ISO epitome might accept Microsoft Edge Legacy removed by this update, just not automatically replaced past the new Microsoft Edge.

(Get more info virtually KB5007253 Preview.)

Windows 10 Nov 2021 Update (version 21H2)

Release engagement: November sixteen, 2021

Version 21H2, called the Windows 10 November 2021 Update, is the 2nd feature update to Windows 10 released in 2021. Hither's a quick summary of what'due south new:

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

There are too a number of features designed for IT and concern:

  • Windows Hello for Business has a new deployment method called deject trust that simplifies passwordless deployments.
  • For increased security, in that location have been changes to the Universal Windows Platform (UWP) VPN APIs, which includes the ability to implement common spider web-based authentication schemes and to reuse existing protocols.
  • Apps tin can now be provisioned from Azure Virtual Desktop. This allows those apps to run just like local apps, including the ability to re-create and paste betwixt remote and local apps.
  • The release closes the gap between Group Policy and mobile device management (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, Event Forwarding, Servicing, and Task Scheduler.
  • An upgrade to Windows 10 Enterprise includes Universal Impress, which now supports print jobs of upwards to 1GB or a series of print jobs from an individual user that add upwards to 1GB within whatsoever 15-minute period.
  • Universal Print integrates with OneDrive for spider web and Excel for web. This allows users of any browser or device connected to the cyberspace to impress documents hosted in OneDrive for spider web to a printer in their organisation without installing printer drivers on their devices.

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

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

KB5007186 (Bone Builds 19041.1348, 19042.1348, and 19043.1348)

Release engagement: November 9, 2021

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

What It needs to know: Because this is a security update, information technology should be applied relatively soon. Over the next 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 a custom ISO prototype might have Microsoft Edge Legacy removed by this update, only not automatically replaced by the new Microsoft Edge.

(Get more info about KB5007186.)

KB5006738 (Os Builds 19041.1320, 19042.1320, and 19043.1320)

Release appointment: Oct 26, 2021

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Information technology 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 prepare to have a slideshow of pictures as the lock screen background.

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 past the new Microsoft Edge.

(Get more than info almost KB5006738.)

KB5006670 (OS Builds 19041.1288, 19042.1288, and 19043.1288)

Release engagement: October 12, 2021

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. It also fixes a bug that prevented some applications, such as Microsoft Function and Adobe Reader, from opening or acquired them to end responding.

The build also includes a wide variety of security updates. For details, run across Microsoft'southward 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 nearly problematic issues, and if all seems well, employ the update.

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

(Go more info almost KB5006670.)

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

Release date: September thirty, 2021

This build fixes a small number of bugs, including one in which applications such as Microsoft Outlook suddenly stopped working during normal use, and another that caused blurry News and Interests icons with sure screen resolutions.

(Go more info about KB5005611.)

KB5005565 (OS Builds 19041.1237, 19042.1237, and 19043.1237)

Release date: September 14, 2021

This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. It besides fixes a bug that acquired PowerShell to create an space number of child directories. The effect occurred when you used the PowerShell Movement-Particular command to motion a directory to one of its children. Every bit a event, the volume filled upward and the organization stopped responding.

The build besides includes a broad variety of security updates. For details, encounter Microsoft'south Security Update Guide.

What IT needs to know: Considering 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, use the update.

There are 2 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 by this update, but not automatically replaced by the new Microsoft Edge.

(Get more info well-nigh KB5005565.)

KB5005101 (Bone Builds 19041.1202, 19042.1202, and 19043.1202)

Release engagement: September one, 2021

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

The build also includes more i,400 new mobile device direction (MDM) policies. With them, you tin can configure policies that Group Policies as well support. These new MDM policies include administrative template (ADMX) policies, such as App Compat, Event Forwarding, Servicing, and Chore Scheduler. Starting in September 2021, you tin can use the Microsoft Endpoint Director (MEM) Settings Catalog to configure these new MDM policies.

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 have Microsoft Edge Legacy removed by this update, only not automatically replaced by the new Microsoft Edge.

(Get more info about KB5005101.)

KB5005033 (Bone Builds 19041.1165, 19042.1165, and 19043.1165)

Release engagement: Baronial 10, 2021

This build changes the default privilege requirement for installing drivers when using Point and Print. After installing this update, yous must have authoritative 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, run across Microsoft's Security Update Guide.

What Information technology needs to know: Considering this is a security update, information technology should exist practical relatively soon. Over the adjacent few weeks, check for reports almost problematic issues, and if all seems well, utilise 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 epitome might have Microsoft Edge Legacy removed past this update, but not automatically replaced by the new Microsoft Edge.

(Get more than info about KB5005033.)

KB5004296 (OS Builds 19041.1151, 19042.1151, and 19043.1151)

Release appointment: July 29, 2021

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

At that place are several known issues in this update, including one in which devices with Windows installations created from custom offline media or a custom ISO paradigm might accept Microsoft Edge Legacy removed by this update, but not automatically replaced by the new Microsoft Edge.

(Become more info almost KB5004296.)

KB5004237 (Os Builds 19041.1110, 19042.1110, and 19043.1110)

Release date: July 13, 2021

This build fixes several bugs, including ane that made it difficult to print to a variety of printers, primarily USB receipt or label printers. It also removes back up for the PerformTicketSignature setting and permanently enables Enforcement mode for CVE-2020-17049.

It too has a variety of security updates for Windows Apps, Windows Management, Windows Fundamentals, Windows Authentication, Windows User Business relationship Command (UAC), Operating System 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 Information technology needs to know: Because this is a security update, information technology should be applied relatively soon. Over the next few weeks, check for reports about problematic bug, and if all seems well, apply the update.

There are several known bug in this update, including i in which devices with Windows installations created from custom offline media or custom ISO images might accept Microsoft Border Legacy removed past this update, simply non automatically replaced by the new Microsoft Border.

(Become more than info about KB5004237.)

KB5004945 (Os Builds 19041.1083, 19042.1083, and 19043.1083)

Release date: July 6, 2021

This build closes a remote code execution exploit in the Windows Print Spooler service, known as "PrintNightmare," every bit documented in CVE-2021-34527.

What Information technology needs to know: Considering 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, apply the update.

 (Get more info about KB5004945.)

KB5004760 (Bone Builds 19041.1082, 19042.1082, and 19043.1082)

Release appointment: June 29, 2021

This out-of-ring build fixes a issues that may foreclose you lot from opening PDFs using Internet Explorer 11 or apps that utilize the 64-bit version of the WebBrowser control.

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 might not go the correct Furigana characters. You might demand to enter the characters manually.

(Get more info virtually KB5004760.)

KB5003690 (Os Builds 19041.1081, 19042.1081, and 19043.1081)

Release appointment: June 21, 2021

This build addresses nearly iii dozen bugs, including one in which signing in using a PIN fails, and another that might crusade a VPN to fail after renewing a user auto-enrolled document. It also removes Adobe Flash from your PC and makes improvements to the servicing stack, the component that installs Windows updates.

Among the build'due south 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, y'all might not get the correct Furigana characters. Yous might demand to enter the characters manually.

(Get more info about KB5003690.)

KB5004476 (OS Builds 19041.1055, 19042.1055, and 19043.1055)

Release date: June 11, 2021

This out-of-band build fixes a bug that might redirect you to the Microsoft Store folio for Gaming Services when y'all attempt to install or kickoff an Xbox Game Laissez passer game on your Windows 10 device. Additionally, you might receive mistake 0x80073D26 or 0x8007139F. For more information, run into KB5004327.

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

(Become more info about KB5004476.)

KB5003637 (OS Builds 19041.1052, 19042.1052, and 19043.1052)

Release date: June 8, 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 Composition, Windows Direction, Windows Deject Infrastructure, Windows Hallmark, Windows Fundamentals, Windows Virtualization, Windows Kernel, Windows HTML Platform, and Windows Storage and Filesystems.

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

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 virtually problematic issues, and if all seems well, utilise the update.

At that place are several known issues in this update, including 1 in which arrangement and user certificates might be lost when updating a device from Windows x version 1809 or later to a later version of Windows 10. Devices using Windows Update for Business concern or that connect directly to Windows Update are not impacted.

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

(Get 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 pick (which is checked by default) to the News and interests menu. To access information technology, right-click a blank space on the Windows taskbar and open the News and interests menu.

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

(Get more info about KB5003214 Preview.)

Windows ten May 2021 Update (version 21H1)

Release date: May eighteen, 2021

Version 21H1, called the Windows x May 2021 Update, is the nigh recent update to Windows 10. This is a relatively small update, but it does have a few new features.

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

  • Windows Hello multicamera support: If you have an external Windows Hello photographic camera for your PC, you can gear up the external camera as your default photographic camera. (Windows Hello is used for signing into PCs.) Why should this change affair to you? If you have an external camera, you probably bought it because it'south superior to the built-in, internal one on your reckoner. Then with this change, y'all'll be able to use the more authentic camera for logging into your PC.
  • Improved Windows Defender Awarding Guard functioning: Windows Defender Awarding Guard lets administrators configure applications to run in an isolated, virtualized container for improved security. With this modify, documents will open more rapidly. Information technology tin can currently accept upward to a minute to open an Role certificate in it.
  • Better Windows Management Instrumentation (WMI) Group Policy Service support: Microsoft has made it easier for administrators to change settings to back up 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 than details, run into Microsoft's Security Update Guide. It besides updates security for Bluetooth drivers and Windows OLE (compound documents).

At that place are several known problems in this update, including one in which arrangement 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 straight to Windows Update are not impacted.

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

(Get more than info near KB5003173.)

KB5001391 (OS Builds 19041.964 and 19042.964) Preview

Release date: April 28, 2021

This update gives you 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 match your interests. For more details, encounter Microsoft's "Personalized content at a glance: Introducing news and interests on the Windows 10 taskbar."

There are several known problems in this update, including ane in which organisation and user certificates might be lost when updating a device from Windows 10 version 1809 or after to a later version of Windows x. In add-on, devices with Windows installations created from custom offline media or custom ISO images might take the legacy version of Microsoft Border removed by the update, just not automatically replaced by the new Microsoft Border.

(Get more info about KB5001391 Preview.)

KB5001330 (OS Builds 19041.928 and 19042.928)

Release date: Apr 13, 2021

This update includes a broad variety of security updates, for Windows App Platform and Frameworks, Windows Apps, Windows Input and Composition, Windows Function Media, Windows Fundamentals, Windows Cryptography, the Windows AI Platform, Windows Kernel, Windows Virtualization, and Windows Media. For details, see Microsoft's Security Update Guide website.

In that location are several other security bug addressed, including fixing a potential acme of privilege vulnerability in the style Azure Agile Directory spider web sign-in allows arbitrary browsing from the third-party endpoints used for federated authentication.

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

At that place are several known bug 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 Information technology needs to know: Because this is a security update, it should be applied relatively before long. Over the side by side few weeks, check for reports nearly problematic problems, and if all seems well, apply the update.

(Become more info about KB5001330.)

KB5000842 (Os Builds 19041.906 and 19042.906) Preview

Release date: March 29, 2021

This update fixes a diversity of minor bugs, including one that made loftier dynamic range (HDR) screens appear much darker than expected, and another that caused video playback to exist out of sync in duplicate mode with multiple monitors.

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

(Get more info about KB5000842 Preview.)

KB5001649 (Bone Builds 19041.870 and 19042.870)

Release engagement: March 18, 2021

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

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 afterward to a later version of Windows 10.

(Get more info about KB5001649.)

KB5001567 (OS Builds 19041.868 and 19042.868)

Date: March 15, 2021

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

In that location is 1 known issue in this update, in which system and user certificates may be lost when updating a device from Windows ten version 1809 or later to a later version of Windows 10.

(Get more than info about KB5001567.)

KB5000802 (OS Builds 19041.867 and 19042.867)

Release date: March 9, 2021

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

At that place are 3 known bug in this update, including one in which system and user certificates might be lost when updating a device from Windows ten version 1809.

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

(Get more info near KB5000802.)

KB4601382 (Os Builds 19041.844 and 19042.844) Preview

Release date: February 24, 2021

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

(Get more info about KB4601382.)

KB4601319 (Bone Builds 19041.804 and 19042.804)

Release date: February 9, 2021

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

Security updates are provided for Windows App Platform and Frameworks, Windows Apps, Windows Input and Limerick, Windows Cloud Infrastructure, Windows Management, Windows Authentication, Windows Fundamentals, Windows Cryptography, Windows Virtualization, Windows Core Networking, and Windows Hybrid Deject Networking. For details, see the Microsoft Security Update Guide.

There are three known issues in this update, including 1 in which system and user certificates might be lost when updating a device from Windows 10 version 1809.

What Information technology 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 about problematic bug, and if all seems well, apply the update.

(Get more than info about KB4601319.)

KB4598242 (Os Builds 19041.746 and 19042.746)

Release date: January 12, 2021

This build fixes a variety of security vulnerabilities, including i with HTTPS-based intranet servers, and a security bypass vulnerability in the style the Printer Remote Procedure Call (RPC) binding handles authentication for the remote Winspool interface.

In that location 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 2 known issues in this update, including one in which arrangement 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, information technology should exist applied relatively before long. Over the next few weeks, check for reports almost problematic issues, and if all seems well, apply the update.

(Get more than info about KB4598242.)

KB4592438 (Os Builds 19041.685 and 19042.685)

Release appointment: December eight, 2020

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

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

(Get more info nearly KB4592438.)

KB4586853 (Bone Builds 19041.662 and 19042.662) Preview

Release date: Nov 30, 2020

This build fixes a wide diverseness of bugs, including one that caused Narrator to stop responding after you lot unlock a device if the app was in use before yous locked the device, and another that made makes the impact keyboard unstable in the Post app.

There are two known bug in this update, one in which organization and user certificates might be lost when updating a device from Windows x version 1809 or subsequently 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 bug when attempting diverse tasks.

(Become more than info about KB4586853.)

KB4594440 (Os Builds 19041.631 and 19042.631)

Release date: November nineteen, 2020

This pocket-sized build fixes issues with Kerberos authentication related to the PerformTicketSignature registry subkey value in CVE-2020-17049, which was a role of the November 10, 2020 Windows update.

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

(Become more than info about KB4594440.)

KB4586781 (Os Builds 19041.630 and 19042.630)

Release date: Nov 10, 2020

This build updates the 2020 DST start engagement for the Fiji Islands to December 20, 2020 and includes security updates to the Microsoft Scripting Engine, Windows Input and Composition, Microsoft Graphics Component, the Windows Wallet Service, Windows Fundamentals, and the Windows Kernel. For details see the release notes for November 2020 Security Updates.

At that place are two known bug 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 10, and another in which users of the Microsoft Input Method Editor (IME) for Japanese or Chinese languages might feel bug when attempting various tasks.

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

(Get more info most KB4586781.)

KB4580364 (Os Builds 19041.610 and 19042.610)

Release engagement: October 29, 2020

This update makes information technology easier to connect to others in Skype, using Meet Now from the taskbar. In improver, there are a wide variety of bug fixes, including for one that displayed the wrong CPU frequency for sure processors, some other that displayed cypher on the screen for five minutes or more during a Remote Desktop Protocol (RDP) session, and some other that acquired the Docker pull operation to fail due to a Code Integrity (CI) Policy that blocks the import of a Windows container epitome.

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 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 bug when attempting various tasks.

(Go more info about KB4580364.)

Windows x October 2020 Update (version 20H2)

Release date: October twenty, 2020

Version 20H2, called the Windows 10 October 2020 Update, is the most recent update to Windows 10. This is a relatively pocket-size update but does have 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 System page of Control Panel has been removed. Those settings accept been moved to the Settings app.
  • The Start menu's tiled background will friction match your choice of Windows themes. So the tiled background will exist light if you're using the Windows ten light theme and night if you lot're using the Windows ten dark theme.
  • When you use Alt-Tab, Edge volition at present display each tab in your browser in a unlike Alt-Tab window. Previously, when you lot used Alt-Tab, Border would go simply a unmarried window. You lot tin modify this new behavior by going to Settings > System > Multitasking.
  • When y'all pin a site to the taskbar in Edge, you can click or mouse over its icon to see all your browser tabs that are open for that website.
  • When you disassemble a keyboard on a 2-in-1 device, the device will automatically switch to the tablet-based interface. Previously, you were asked whether you wanted to switch. You can change that setting past going to Settings > Arrangement > Tablet.
  • The Your Phone app gets a variety of new features for some Samsung devices. When using ane of the devices, yous can interact with the Android apps on your phone from the Your Phone app on Windows ten.

What IT needs to know: Windows ten version 20H2 too has a variety of minor changes of note for sysadmins and those in It.

  • Information technology professionals who administer multiple mobile devices get a new Modern Device Management (MDM) "Local Users and Groups" settings policy that mirrors options bachelor for devices that are managed through Group Policy.
  • Windows Autopilot, used to set up and configure devices in enterprises, has gained a variety of modest enhancement, including better deployment of HoloLens devices, the add-on of co-management policies, enhancements to Autopilot deployment reporting, and the power to reuse Configuration Managing director chore sequences to configure devices.
  • Microsoft Defender Awarding Guard now supports Function. 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 plant on them.
  • Latest Cumulative Updates (LCUs) and Servicing Stack Updates (SSUs) take been combined into a unmarried cumulative monthly update, available via Microsoft Catalog or Windows Server Update Services.
  • Biometric sign-on has been made more than secure. Windows Hello at present has support for virtualization-based security for certain fingerprint and face sensors, which protects, isolates, and secures a user'south biometric authentication information.

For more details, see Microsoft's "What's new for Information technology 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 variety of security updates. Among the bugs stock-still are an issue with creating zero ports using the user interface, and another result with a possible peak of privilege in win32k.

Security updates were issued for Windows App Platform and Frameworks, Microsoft Graphics Component, Windows Media, Windows Fundamentals, Windows Hallmark, Windows Virtualization, and Windows Kernel. For details, meet the Release Notes for October 2020 Security Updates.

There are two 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 3rd-party driver you might receive the error "Windows tin can't verify the publisher of this driver software." Y'all might also run into the mistake "No signature was nowadays in the subject" when attempting to view the signature backdrop using Windows Explorer.

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

(Get more info most KB4579311.)

KB4577063 (Bone Build 19041.546) Preview

Release date: October ane, 2020

This build reduces distortions and aberrations in Windows Mixed Reality head-mounted displays and fixes a wide variety of bugs, including 1 that caused random line breaks when you redirect PowerShell console mistake output, and another that that prevented the Language Bar from appearing when a user signs in to a new session.

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

(Get more than info about 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 Beat out, Windows Cloud Infrastructure, Windows Fundamentals, Windows Management, Windows Kernel, Windows Virtualization, Windows Storage and Filesystems, the Microsoft Scripting Engine, and the Microsoft JET Database Engine.

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

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

What Information technology needs to know: Because this is a security update, it should exist practical relatively soon. Over the adjacent few weeks, check for reports near problematic issues, and if all seems well, employ the update.

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

(Become more info near KB4571756.)

KB4571744 (Bone Build 19041.488)

Release date: September 3, 2020

This build fixes a laundry list of small-scale bugs, including one that prevented apps from downloading an update or opening in certain scenarios, another that prevented users from reducing the size of windows and another that caused File Explorer to stop working when you browsed directories of RAW images and other file types.

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

(Get more info about KB4571744.)

KB4566782 (OS Build 19041.450)

Release appointment: August xi, 2020

This build includes security updates for the Microsoft Scripting Engine, Cyberspace Explorer, Windows Graphics, Microsoft Graphics Component, Windows Kernel, Windows Input and Limerick, Windows Media, Windows Shell, the Windows Wallet Service, Microsoft Edge Legacy, Windows Cloud Infrastructure, Windows Authentication, 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 August 2020 Security Updates.

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

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 nearly problematic issues, and if all seems well, apply the update.

There is one known event in this build: 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 stop responding or close when attempting to elevate using the mouse.

(Become more info about KB4566782.)

KB4568831 (OS Build 19041.423)

Release date: July 31, 2020

This minor build addresses a wide multifariousness of bugs and problems, including one that caused the Settings folio to close unexpectedly, which prevented default applications from beingness gear up up properly, and another that prevented some applications from printing to network printers.

There is one known effect in this build, in which when using some apps such as 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 elevate using the mouse.

(Get more than info about KB4568831.)

KB4565503 (Bone 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. It also has security updates for the Microsoft Scripting Engine, Windows App Platform and Frameworks, the Microsoft Shop, Windows Graphics, Windows Input and Composition, Windows Media, Windows Trounce, Windows Fundamentals, Windows Direction, Windows Kernel, Windows Hybrid Cloud Networking, Windows Storage and Filesystems, Windows Update Stack, Windows MSXML, Windows File Server and Clustering, Windows Remote Desktop, Internet Explorer, Microsoft Edge Legacy, and the Microsoft JET Database Engine. For details, meet the Release notes for the July 2020 Security Updates.

There is ane known issue in this build, in which 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 end responding or shut when attempting to drag using the mouse.

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

(Get more than info well-nigh KB4565503.)

KB4567523 (OS Build 19041.331)

Release date: June 18, 2020

This small build fixes a unmarried issue, in which sure printers could non print, generated impress errors, or caused apps and impress spoolers to close unexpectedly.

There is one known event in this build, which affects the ImeMode property to control the Input Method Editor (IME) mode for individual text entry fields to increase typing efficiency. Some IMEs in this build might accept issues using the ImeMode property with sure apps, for instance the input manner volition not switch automatically to Kanji or Hiragana.

(Become more info about KB4567523.)

KB4557957 (Os Build 19041.329)

Release date: June ix, 2020

This build improves the reliability of vocalism assistants that use keywords and has security updates for the Microsoft Scripting Engine, Microsoft Border, Cyberspace Explorer, Windows App Platform and Frameworks, Windows Media, Windows Kernel, Microsoft Graphics Component, Windows Input and Composition, Windows Shell, 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, information technology should be applied relatively presently. Over the side by side few weeks, check for reports about problematic issues, and if all seems well, employ the update.

(Become more than info most KB4557957.)

Windows 10 May 2020 Update (version 2004)

Release date: May 27, 2020

Version 2004, called the Windows ten May 2020 Update, is the most recent update to Windows 10. This is a relatively pocket-sized update but does take a variety of new features for both users and organization administrators. For more than details, run into: "Review: Windows 10 May 2020 Update delivers little tweaks that add up to... well, non a lot."

Here's a quick summary of what's new in 2004:

  • Cortana now runs every bit a standalone app in a resizable window. It besides loses a variety of capabilities, such as playing music, decision-making habitation devices, and working on the lock screen.
  • Task Managing director now displays new information, including the temperature of your GPU and your disk blazon.
  • Settings gets many small tweaks, including adding a header with account information, and a redone network status folio that combines information that used to be found on multiple pages, such equally your IP address, current connexion properties and data usage.
  • The Windows Subsystem for Linux (WSL) gets more features. It at present uses a real Linux kernel, and is faster than previously.
  • IT tin now take reward of Windows Hello biometrics logins rather than passwords, by setting that up every bit the default on enterprise devices.
  • Installing and setting up Windows for others has been fabricated easier cheers to new controls added to Dynamic Update, which can lead to less downtime during installation for users.
  • A variety of new commands have been given to PowerShell for Commitment Optimization, a Windows networking service that reduces bandwidth consumption by sharing the work of downloading update and upgrade packages amongst multiple devices in concern deployments.
  • The security of the Chromium version of Edge has been improved, thanks to porting Awarding Baby-sit to information technology.