Windows 10 KB5005565

Windows 10 update KB5005565 outs for version 21H1, 20H2, 2004

All supported releases of Windows 10 get updated with the September 2021 Patch Tuesday rollout.

  • Microsoft releases the update KB5005565 for versions 21H1, 20H1, and 2004.
  • The company only mentions one fix regarding an issue with PowerShell.
  • Windows 10 versions 1909, 1809, 1607, and 1507 are also getting updated.

As part of the Patch Tuesday for September 2021, Microsoft is now releasing the update KB5005565 for devices running Windows 10 21H1, 20H2, and version 2004, and it is a small update that delivers only one fix.

According to the company, the update KB5005565 bumps the version number to build 19043.1237, 19042.1237, and 19041.1237 for the May 2021 Update, October 2020 Update, and May 2021 Update respectively, and it includes an update that fixes that causes PowerShell to create an infinite number of child directories.

The same fix is also available for Windows 10 version 1909 as update KB5005566, which bumps the version number to build 18363.1801. Also, Windows 10 version 1809 is getting the fix with the update KB5005568 that brings the OS version to build 17763.2183.

Windows 10 version 1607 gets update KB5005573 that brings up the version number to build 14393.4651, and it includes several fixes.

Finally, Windows 10 version 1507 is getting the update KB5005569, which according to the company, brings the version number to build 10240.19060 and introduces miscellaneous security improvements.

Download September 2021 update for Windows 10

These updates are available immediately, and they will download and install automatically. However, you can always force the update from Settings Update & Security > Windows Update and clicking the Check for updates button.

You can also download the update manually from the Microsoft Update Catalog website

About the author

Mauro Huculak is a Windows How-To Expert who started Pureinfotech in 2010 as an independent online publication. He has also been a Windows Central contributor for nearly a decade. Mauro has over 14 years of experience writing comprehensive guides and creating professional videos about Windows and software, including Android and Linux. Before becoming a technology writer, he was an IT administrator for seven years. In total, Mauro has over 20 years of combined experience in technology. Throughout his career, he achieved different professional certifications from Microsoft (MSCA), Cisco (CCNP), VMware (VCP), and CompTIA (A+ and Network+), and he has been recognized as a Microsoft MVP for many years. You can follow him on X (Twitter), YouTube, LinkedIn and Email him at [email protected].