The Windows 11 KB5009566 update is now available for non-Windows Insider program participants! This article will cover what improves this patch update and how to get it on your computer.

Tip: Some Windows updates may accidentally delete your important files. If this happens, you can use MiniTool Power Data Recovery (a free file recovery tool) to recover them, provided that the files are not overwritten with new data.

Windows 11 KB5009566 is released to the public

After the Christmas and New Year holidays, Microsoft began a new Windows update release cycle. Windows 10 KB5009543 is a cumulative update for Windows 10 21H2, Windows 10 21H1, and Windows 10 20H2. As a new Windows version, Windows 11 also received a new patch update: Windows 11 KB5009566.

Now, Windows 11 KB5009566 is available for Windows 11 users who are not participants in the Windows Insider program. It is part of the Patch Tuesday update cycle. If you cannot find this update in Windows Update, or you are a Windows 11 Insider, you can download Windows 11 KB5009566 from Microsoft Update Catalog.

This Patch Tuesday version mainly contains some security fixes and improvements. If you missed the last update released, this new version can make up for what you missed. For example, if you are still using the November 2021 patch, you will get all the December 2021 fixes after installing Windows 11 KB5009566.

How to get Windows 11 KB5009566?

Method 1: Install Windows 11 KB5009566 through Windows Update

You can install Windows 11 KB5009566 directly through Windows Update. Here are the operating guides:

1. Go to Start > Settings > Windows Update .
2. The system can usually automatically get available updates. However, you may not find Windows 11 KB5009566 there. If so, you can get it manually by clicking the Check Updates button. The full title of this version is 2022-01 Windows 11 x64 System Cumulative Update (KB5009566) .

Method 2: Download Windows 11 KB5009566 from Microsoft Update Catalog

If you are already on the Windows Insider program, you won't see this version even if you manually check for updates in Windows Update. But does that mean you can't get it on your computer? Not so! You can download the offline installer from Microsoft Update Catalog. Any user can install Windows 11 KB5009566 using the offline installer.

Here, you need to know that Windows 11 has only 64-bit versions.

1. Go to the Windows 11 KB5009566 download page for Microsoft Update Catalog.
2. Find the right version according to your situation. Then, click the Download button next to it.
3. You will see a window containing the .msu download link. If you are using Edge, you can click it directly to download this cumulative update to your computer. If you are using another web browser, you will need to copy and paste the link to the address bar for download.

Fixes and improvements in Windows 11 KB5009566

At present, the official description of Windows 11 KB5009566 is not very clear. This Windows 11 update may contain some fixes to the internal features of the operating system. No more information is released to the public.

The latest news about Windows 11

Microsoft has released its first update for Windows 11 insiders. It is Windows 11 Insider Preview Build 22526. Additionally, a new Windows 11 media player has been launched to replace Groove Music.

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