Here's what's new in the Windows 11 and Windows 10 December 2022 Patch Tuesday updates

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Another second week of the month means another set of Windows updates.

Windows 11 update screen
(Image credit: Future)

What you need to know

  • The Windows 11 and Windows 10 Patch Tuesday updates for December 2022 rolled out recently.
  • The updates include several bug fixes and improvements for both operating systems.
  • Microsoft listed all of the changes in a series of changelogs.

With the second Tuesday of December in the rearview mirror, Microsoft has shipped its standard batch of Patch Tuesday updates. The company has also shared the release notes of those updates to let people know everything that's new and improved. Updates are available for Windows 11 Version 22H2 (KB5021255 update), Windows 11 Version 22H1 (KB5021234 update), and all supported versions of Windows 10 (KB5021233 update).

Windows 11 KB5021255 highlights

  • This update addresses a known issue that might affect Task Manager. It might display certain elements in the user interface (UI) in unexpected colors. Some parts of the UI might not be readable. This issue might occur if you have "Choose your mode" set to "Custom" in the Personalization > Colors section of Settings.
  • This update addresses security issues for your Windows operating system.    

Windows 11 KB5021255 improvements

  • This update addresses an issue that might affect Data Protection Application Programming Interface (DPAPI) decryption. The decryption of a certificate private key might fail. Because of this, virtual private network (VPN) and other 802.1 certificate-based authentication might fail. This issue might occur when you encrypt the DPAPI master key with a wrong value.

Windows 11 KB5021234 highlights

  • This update addresses security issues for your Windows operating system.  

Windows 11 KB5021234 improvements

  • This update addresses an issue that affects remote networks. This issue stops you from reconnecting to them using DirectAccess.
  • This update addresses an issue that might affect Data Protection Application Programming Interface (DPAPI) decryption. The decryption of a certificate private key might fail. Because of this, virtual private network (VPN) and other 802.1 certificate-based authentication might fail. This issue might occur when you encrypt the DPAPI master key with a wrong value.

Windows 10 KB5021233 highlights

  • This update addresses an issue that affects the Camera app. The app stops responding when memory is low.

You can download all of the updates through the Microsoft Update Catalog or through the Settings app of your PC.

Sean Endicott
Sean Endicott
News Writer and apps editor

Sean Endicott is a tech journalist at Windows Central, specializing in Windows, Microsoft software, AI, and PCs. He's covered major launches, from Windows 10 and 11 to the rise of AI tools like ChatGPT. Sean's journey began with the Lumia 740, leading to strong ties with app developers. Outside writing, he coaches American football, utilizing Microsoft services to manage his team. He studied broadcast journalism at Nottingham Trent University and is active on X @SeanEndicott_ and Threads @sean_endicott_.