Quote:Microsoft has released the KB4598291 release preview cumulative update for all editions of Windows 10 and Windows Server versions 2004 and 20H2, with fixes for device deactivation issues and unresponsiveness while playing games in full-screen.
After installing the KB4598291 non-security update you may experience issues with system and user certificates getting lost when updating from Windows 10 1809 or later versions utilizing outdated update media.
More details on the types of updates Microsoft releases every month can be found in the Windows 10 update servicing cadence primer.
With the KB4598291 monthly "C" release preview update, Microsoft addresses an issue that would incorrectly deactivate some Windows 10 Education devices following an upgrade to Windows 10, version 2004.
The update also fixes a bug causing Windows 10 devices to freeze when playing games in tablet mode or in full-screen.
Other highlights included in this update:
- Updates an issue with using Ctrl+Caps Lock and Alt+Caps Lock to switch to Hiragana or Katakana mode respectively after upgrading to Windows 10, version 2004.
- Updates an issue that prevents you from opening a document that is on the Windows desktop.
- Updates an issue that creates duplicate cloud provider folders in the File Explorer navigation pane.
- Updates an issue with some special key combinations used in DaYi, Yi, and Array IMEs that might cause an application to stop working.
- Updates an issue that displays a blank lock screen after a device wakes up from Hibernate.
- Corrects historical daylight savings time (DST) information for the Palestinian Authority.
- Updates an issue that might cause the Alt+Tab order to change unexpectedly and cause you to switch to the wrong window.
- Updates an issue that fails to show Extract all on the shortcut menu when you right-click an online-only ZIP file.
Read more: https://www.bleepingcomputer.com/news/mi...ng-issues/
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