Microsoft Cumulative Update for Windows 10 Versions 20H2, 2009, 2004 and 1903

Microsoft released a cumulative update with non-security improvements and fixes for Windows 10 Versions 20H2 and 2009 and a separate update for Versions, 2004 and 1903.  

Both sets of updates have a long list of key changes which can be viewed in the KB articles.  Note, however, if you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.  To download and install the update, go to Settings -> Update and Security ->  Windows Update and select Check for updates. The standalone packages are as follows:

KB4580364:  Windows Versions 2009 and 20H2 (Builds 19041.610 and 19042.610)

• KB4580364 (Versions 2009 and 20H2) is available in the Microsoft Update Catalog.  In addition, with Windows Update, the latest SSU (KB4577266) will be offered to you automatically. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog.

KB4580386:  Windows Versions 1903 and 2004 (Builds 18362.1171 and 18363.1171)

• KB4580386 (Versions 1903 and 2004) is available in the Microsoft Update Catalog website.  In addition, with Windows Update, the latest SSU (KB4577670) will be offered to you automatically.  To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog.

Windows 10 update history

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