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How to download a Windows 10 20H2 ISO from Microsoft
https://www.bleepingcomputer.com/news/microsoft/how-to-download-the-windows-10-20h2-iso-from-microsoft/
Now that Windows 10 20H2 is released, otherwise known as the October 2020 Update, Microsoft has made new ISO disk images for the operating system available.
If you want to perform a clean install of the operating system on a new machine or run into a problem, it is helpful to have a copy of the latest Windows 10 media. In this article we will explain how to download the Windows 10 20H2 ISO directly from Microsoft.