Windows 11 Build 22621.2066 (KB5028254) is now available to Insiders in the Release Preview Channel. This update includes features and improvements such as support for GB18030-2022 conformance level 2, improved power usage, more reliable Windows Push Notification Services, and more.

Windows 11 Build 22621.2066 Released to the Release Preview Channel
The Windows Insider Program Team has released Windows 11 Build 22621.2066 (KB5028254) to Insiders in the Release Preview Channel on Windows 11, version 22H2. This update includes various features and improvements that will make your Windows experience even better.
Handwriting Software Input Panel (SIP) Updates
This update affects the Handwriting Software Input Panel (SIP), the Handwriting Engine, and the Handwriting Embedded Inking Control. They now support GB18030-2022 conformance level 2, meeting the level 3 requirements.
Power Usage Improvements
This update also addresses an issue in the Windows Notification Platform that affects how much power your device uses.
Windows Push Notification Services (WNS) Improvements
This update affects the Windows Push Notification Services (WNS). It makes the connection between the client and the WNS server more reliable.
Hybrid Joined Devices
This update addresses an issue that affects hybrid joined devices. You cannot sign in to them if they are not connected to the internet. This occurs when you use a Windows Hello for Business PIN or biometric credentials. This issue applies to a cloud trust deployment.
Windows Autopilot Profiles
This update affects Windows Autopilot profiles. The process to download the Windows Autopilot policy is more resilient, increasing the retry attempts when you try to download the Windows Autopilot profile.
Event Forwarding Subscriptions
This update addresses an issue that affects Event Forwarding Subscriptions. When you add an Event Channel to the subscription, it forwards events you do not need.
Windows Management Instrumentation (WMI) Repository
This update addresses an issue that affects the Windows Management Instrumentation (WMI) repository. This causes an installation error when a device does not shut down properly.
Brightness Settings
This update makes brightness settings more accurate.
Verdana Pro Font Family
This update enhances hinting for some of the letters of the Verdana Pro font family.
User Mode Printer Drivers
This update affects user mode printer drivers. They unload unexpectedly when you print from multiple print queues to the same printer driver.
Text Edit Controls in XAML
This update addresses an issue that affects text edit controls in XAML. You cannot edit the controls again after they become read only. This occurs when you use the new Microsoft Input Method Editor for Japanese, Chinese, and Korean.
Windows Autopilot Profiles
This update affects Windows Autopilot profiles. The process to download the Windows Autopilot policy is more resilient, increasing the retry attempts when you try to download the Windows Autopilot profile.
This update makes the connection between the client and the WNS server more reliable.
This update increases the retry attempts when you try to download the Windows Autopilot profile.
The Windows 11 Build 22621.2066 update is a great way to take advantage of the latest features and improvements. It will help you get the most out of your Windows experience. Be sure to check it out and let us know what you think.
Key points from the article:
- Support for GB18030-2022 conformance level 2
- Improved power usage
- More reliable Windows Push Notification Services
- More resilient Windows Autopilot profile download process
- More accurate brightness settings
From the Windows Blog