Microsoft has now released an out-of-band Windows 10 update KB5015020 (Builds 19042.1708, 19043.1708, and 19044.1708) to all devices running Windows 10. The update KB5015020 brings fix for issue caused by the recently released May update KB5013942.

Coming to details now, the Windows 10 update KB5015020 brings fix for a known issue that causes authentication failures. It also fixes an issue that prevents installation of Microsoft store apps.

Read the full changelog for the update KB5015020 below.

This non-security update includes quality improvements. Key changes include:

If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device.

Download link:

You can download and manually install Windows 10 update KB5015020 by clicking here. If you need help in understanding how to install these updates manually on your PC, you can refer to our step by step noob-friendly tutorial.