Microsoft releases Windows 11 (KB5009566) 22000.434 cumulative update

Microsoft has just dropped the first incremental upgrade after the holiday break. It’s a Tuesday patch seeding with a 22000.434 (KB5009566) build number. The newest Windows 11 build comes with the updated security patch, improvements, and fixes. Read along to know more about the Windows 11 22000.434 update.

Every second Tuesday of the month, all supported Microsoft products received a new security patch upgrade. And the Windows 11 Tuesday patch is here, Microsoft has officially confirmed the rollout. Talking about the changes, then the changelog is relatively short compared to the preview builds.

If your system is running on Windows 11 21H2 update, then you can now update your system to the new Windows 11 KB5009566 build number. Here’s the official changelog shared by Microsoft.

  • Updates a known issue that affects Japanese Input Method Editors (IME). Text you enter might appear out of order or the text cursor might move unexpectedly in apps that use the multibyte character set (MBCS).
  • Updates security for your Windows operating system.

Apart from this, the update bring improvements to known IME issue.

  • Addresses a known issue that affects Japanese Input Method Editors (IME). When you use a Japanese IME to enter text, the text might appear out of order or the text cursor might move unexpectedly in apps that use the multibyte character set (MBCS). This issue affects the Microsoft Japanese IME and third-party Japanese IMEs.

Talking about the Windows 11 22000.434 cumulative update, then this build knocks up the compatible PCs with the afore-mentioned fixes, improvements, and latest security patch. The build is also available for manually sideloading, you can move to this page to download latest patch.

The update is already available to many users, this build is rolling over the air, you can simply open the Settings app, then head over to the Windows Update, and update your PC to the newest Cumulative update. That’s it.

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Haneet Singh

Haneet is the Founder and Editor-In-Chief of YTECHB. He has a huge passion for tinkering with latest smartphones, wearables, smart home devices, smart TVs, and more. As an avid Apple Ecosystem user, he loves customizing his iPhone and iPad to suit his needs. For tips, you can connect Haneet at In 2019, Haneet and the YTECHB team exclusively shared the wallpapers of iPhone 11 right before the launch event. In 2020, Haneet alongside his team members shared exclusive renders and official photos of two Samsung Galaxy smartphones - the Galaxy M11, and Galaxy M21. Later, the YTECHB team leaks information about Motorola's feature phones and Razr 3. In the last few months, our team shared Galaxy S24 Ultra leaks and more. You may come across his work getting mentioned in The Times of India, India Today, Hindustan Times, NDTV, TechRadar, Digital Trends, Yahoo News, GSMArena, Android Authority, Android Central, Android Headlines, SamMobile, XDA, 9to5Google, and many other publications. He works across news, updates, features, guides, and more. If YTECHB writes about it, you can expect him to be involved in some way.

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