Microsoft May C Release Preview for Windows 10 Versions 21H1, 2004 and 20H2

Microsoft released KB5003214, the monthly “C” release preview cumulative update with non-security improvements and fixes for Windows 10 Versions 21H1, 2004 and 20H2.  The Release Notes include a long list of improvements and fixes.  The highlighted changes include the following:

• News and interests on the taskbar is now available to anyone who installs this update!

• Improves the hover experience by adding the Open on hover option (checked by default) on the News and interests submenu that appears when you right-click the Windows taskbar.
• Updates an issue that might prevent users from opening phone apps that are pinned to the taskbar. This issue occurs after they update to Windows 10, version 2004 and then use the Your Phone app.
• Updates an issue that prevents a touch device from working as a serial mouse in multiple monitor situations.
• Updates an issue that might display items on the desktop after you have deleted them from the desktop.
• Updates an error that might cause video playback to fail when you switch from an external high-dynamic-range (HDR) display to a built-in non-HDR display.
• Updates an issue that fails to apply the spatial audio effect to sounds when you enable spatial audio.
• Updates an issue with noise when you enable spatial audio and use Bluetooth USB headphones.
• Updates an issue that prevents users from receiving geographic location information.

Prerequisite:

You must install the May 11, 2021 update (KB5003173) before installing the latest cumulative update (LCU).

Microsoft now combines the latest servicing stack update (SSU) for your operating system with the latest LCU. For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.

If you are using Windows Update, the latest SSU will be offered to you automatically. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog.

For information about the the types of updates released by Microsoft each month see Windows 10 update servicing cadence primer.

Update:  To get the update, go to Settings > Update & Security > Windows Update.  The link to download and install the update can be found in the Optional updates available area.

Windows 10 update history

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