Microsoft KB4598291 for Windows 10 fixes a bunch of bugs

Microsoft rolled out KB4598291, an optional "Preview" update for Windows 10 May 2020 Update (version 2004) and Windows 10 October 2020 Update (version 20H2). The update fixes a long list of non-security related bugs, the highlights are provided below and you can check the full overview at Microsoft. Among other things, the update resolves a game crash issue that can occur when playing in full-screen mode.

Updates an issue that causes a device to stop responding when you play a game in full-screen or tablet mode.

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 incorrectly deactivates some Windows 10 Education devices after upgrading to Windows 10, version 2004.

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.

You can get the update via Windows Update. Go to Settings > Update & Security > Windows Update. In the Optional updates available area, you’ll find the link to download and install the update. Do mind that this is a Preview update, so not yet recommended for mainstream use.