Microsoft Optional Cumulative Update For Windows 10 Versions 2004 and 20H2

Microsoft released KB4601382 as an optional preview cumulative update with non-security improvements and fixes for Windows 10 Versions 2004 and 20H2.

From the KB Article:

^{"NEW 2/24/21}
IMPORTANT As part of the end of support for Adobe Flash, KB4577586 is now available as an optional update from Windows Update (WU) and Windows Server Update Services (WSUS). Installing KB4577586 will remove Adobe Flash Player permanently from your Windows device. Once installed, you cannot uninstall KB4577586. For more details about Microsoft’s plans, see Update on Adobe Flash Player End of Support."

 There is a long list of changes that can be viewed in the KB article.  Of note, however, is this key change:

"Windows 10 servicing stack update - 19041.841 and 19042.841 

• This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates."

To download and install the update, go to Settings -> Update and Security ->  Windows Update and select Check for updates. The standalone package is available 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.

Windows 10 update history

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