Windows 10 October 2020 Patch Tuesday updates available for download

Part of monthly rollup Microsoft has released a Bunch of Security updates for All Supported devices, Here what's new for Windows 10 on October 2020 Patch Tuesday updates

Today (13/10/2020) is the second Tuesday of this month and part of the Microsoft patch Tuesday, October 2020 the company has released a bunch of cumulative updates to resolve vulnerabilities in its operating systems and other products, like the Microsoft Office productivity suite, while also addressing a series of other bugs related to performance and usability.

The 13 October 2020 (Patch Tuesday) cumulative updates are the following:

  • Windows 10 May 2020 Update (Version 2004) KB4579311 (OS Build 19041.572)
  • Windows 10 November 2019 Update (version 1909): KB4577671 (OS Builds 18363.1139)
  • Windows 10 May 2019 Update (version 1903): KB4577671 (OS Builds 18362.1139)
  • Windows 10 October 2019 Update (version 1809): KB4577668 (OS Build 17763.1518)

All these updates only include minor patches and security fixes, rather than any new features.

KB4579311 for Windows 10 version 2004

Latest windows 10 May 2020 update receives update KB4579311 bumps Build 19041.572. Hence its mandatory update KB4579311 download and install automatically on devices running the latest Windows 10 version 2004. You need to restart your PC to apply the changes, after that you can use winver command to check the OS build number.

  • Installing the latest KB4579311 addresses an issue with creating null ports using the user interface.
  • Fixes a problem with a possible elevation of privilege in win32k.
  • Addresses an issue with the Group Policy service that might recursively delete critical files in alphabetic order from %systemroot%\systm32.
  • Security updates to Windows App Platform and Frameworks, Microsoft Graphics Component, Windows Media, Windows Fundamentals, Windows Authentication, Windows Virtualization, and Windows Kernel.

Download Windows 10 Build 19041.572

KB4577671 for Windows 10 1903 and 1909

Note: Both Windows 10 version 1903 and 1909 share the same changelog.

If you are already running  Windows 10 version 1909, Latest KB4577671 Automatically download and install on your device via Windows update. And installing KB4577671 bumps the build number 18362.1139 (Verion 1903) and 18363.1139 (version 1919) you can use winver command to check the build number.

Well talking about Windows 10 KB4577671 changelog this is a minor update 

  • Addresses an issue with the Group Policy service that might recursively delete critical files the System32 folder.
  • Fixes a problem with creating null ports using the user interface.
  • Addresses an issue with a possible elevation of privilege in win32k.

You can download the updates to install them manually with the links below:

For Windows 10 version 1903

For Windows 10 version 1909

KB4577668 for Windows 10 1809

If you are still running an older version of Windows 10 1809 cumulative update KB4577668 available for your device that increases the OS build number to 17763.1518.

  • Fixes a problem that causes apps that use Dynamic Data Exchange (DDE) to stop responding when closing the app.
  • Addresses an issue with the Group Policy service that might recursively delete critical files in alphabetic order from the System32 folder.
  • Fixes a problem with a possible elevation of privilege in win32k.
  • Security patches for vulnerabilities in Windows App Platform and Frameworks, Microsoft Graphics Component, Windows Media, Windows Shell, Windows Cloud Infrastructure, Windows Fundamentals, Windows Authentication, Windows Virtualization, Windows Kernel, and Windows Storage and Filesystems.

Known issues:

  • Devices with some Asian language packs installed may receive the error, “0x800f0982 – PSFX_E_MATCHING_COMPONENT_NOT_FOUND.”
  • When installing a third-party driver, you might receive the error, “Windows can’t verify the publisher of this driver software”.
  • You might also see the error, “No signature was present in the subject” when attempting to view the signature properties using Windows Explorer.

KB4577668 Offline Download links

There New Cumulative Update KB4580330 available for April 2018 Update users, that change the OS to Windows 10 build 17134.1792. The April 2018 Update, version 1803, has reached the end of support on November 12, 2019, but the company has released update KB4571709 to improve security while bumping the version number to build 17134.1792.

Although the version 1709 (Fall Creators Update) is no longer supported, organizations running the Enterprise or Education edition of Windows 10 are getting update KB4580370, which addresses many issues and bumps up the version number to 16299.2525. And Windows 10 version 1703 receives KB4580346 (OS Build 15063.3986).

Microsoft Security update download

All these Windows 10 October 2020 Patch Tuesday updates Automatically download and install via windows update. Or you force Windows update from settings, update & security check for updates to install October 2020 patch updates immediately.

If you are Looking for Windows 10 May 2020 Update ISO image click here.

Or Check How to Upgrade to Windows 10 version 2004 Using media creation tool

If you face any difficulty while installing these updates, Check Windows 10 Update troubleshooting guide to fix the windows 10 Cumulative update KB4579311 stuck downloading, failed to install with different errors etc.

Note: New Windows Security Updates available for Windows 7 and 8.1 as well, read the changelog here.

Also Read

MicrosoftMicrosoft Patch Tuesdaymicrosoft security updatepatch Tuesday updateWindows 10 Patch updateWindows Update
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