Microsoft has released optional cumulative update KB5027293 Preview for Windows 10 22H2 with three new features and 11 additional fixes or changes.

This release is primarily a maintenance release, fixing many bugs causing crashes or network connection issues. However, Microsoft released two new enterprise features and improved Chinese fonts and input.

This preview of Cumulative Update KB5027293 is part of the new “optional non-security preview versionreleased on the last Tuesday of each month. This update allows Windows administrators to test upcoming fixes and features that will be released on the following month’s mandatory Patch Tuesday.

Unlike Patch Tuesday cumulative updates, preview updates do not include security updates.

Windows users can install this update by going to Settingsclicking on Windows Update, and manually perform a ‘Check for updates.’

Since this is an optional update, you will be asked if you want to install it by clicking on the “Download and Install” link, as shown in the image below.

After installing this update, Windows 10 22H2 will update to build 19045.3155.

Windows 10 users can also manually download and install the KB5027293 preview update from the Microsoft Update Catalog.

What’s new in Windows 10 KB5027293

With this update, Microsoft introduced three new features and fixed or improved a total of 14 items in Windows 10.

The fixes and new features highlighted in the KB5027293 update are:

• This update fixes an issue that affects the on-screen keyboard. The problem prevents it from opening after locking the machine.

• New! This update adds a new feature to Microsoft Defender that allows administrators to forcibly release devices from isolation when they become unresponsive. This feature is in public preview.

• New! With this update, you can now authenticate to Microsoft clouds. This feature also satisfies conditional access checks if they are needed.

• New! New! This update improves several Simplified Chinese fonts and Microsoft Pinyin Input Method Editor (IME). They now support GB18030-2022. Characters from the Standard Chinese Character List (GB18030-2022 Implementation Level 2) are available in Microsoft Yahei (regular, light, and bold), Dengxian (optional font: regular, light, and bold), and Simsun. The Simsun Ext-B font (GB18030-2022 implementation level 3) now supports the E and F extensions of the Unicode CJK unified ideograms.

Microsoft also fixed three bugs that prevented authentication with Active Directory.

Finally, Microsoft continues to warn about a long-standing bug that causes Windows installations created from offline media or ISO images to remove Microsoft Edge Legacy but not replace it with the new modern Microsoft Edge.

Instructions on resolving this issue and a full list of fixes are available in the Support Bulletin KB5027293.