Windows 10 Update KB5003690 (i.e builds 19043.1081) out for 21H1, 20H2 and 2004

KB5003690 is an optional update, which means it won’t be installed automatically. You can follow our guide to download and install this update on a computer running on version 2004 and newer.

Release Date:6/17/2021
Important: No.
Version: OS Builds 19041.1081, 19042.1081, and 19043.1081
VersionBuild number
200419041.1081
20H219042.1081
21H119043.1081
Relesed on 17th June 2021.

Download build 190xx.1081 aka KB5003690

  1. Open Windows settings, press CTRL + I
  2. From Update & Security > Windows update.
  3. Click on Scan for updates.
  1. You might see Optional quality update available.
  2. Click on Download and install button.

manually installing KB5004476 on your computer

Download KB5003690 for from Microsoft update catelog site.

  1. Open the link given above, find the appropriate version and click on the Download button.
  2. A new window will open with the download link (.MSU extension).
  3. Save this KB5003690 on your computer and run it.

Applies to: Windows 10 version 2004, v20H2, v21H1 and Windows server.

more about this cumulative update KB5003690

In this case, KB5003690 is offered as an optional update, meaning it won’t be pushed automatically through Windows Update. However, Windows Update offers a manual search feature to check for updates, you can also download Windows Update separately from the Microsoft Update Catalog.

A Microsoft Store installation bug was resolved in the Windows 10 cumulative update KB5003690. It affects Windows 10 version 2004, 20H2, and 21H1.

More than 30 bugs are fixed in this update, read the changelog here.

It is still an optional update

This cumulative update will also improve the servicing stack, notes the company.

You can update your system with KB5004476 if you have problems installing games from the Microsoft Store, however, the update is optional.

A quality improvement has been made to the Windows servicing stack, which is responsible for installing Microsoft updates. SSUs (Service stack updates) ensure your devices are able to receive and install Microsoft updates by providing a robust and reliable servicing stack. As part of Patch Tuesday 2021 on July 13, Windows 10 will also receive an out-of-band fix. All updates will be automatically downloaded from Windows Update.

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