Windows 10 Enterprise LTSC 2021 known issues and notifications
This popular utility includes a "Download" script (Fido) that allows you to select specific Windows versions, including 21H2, directly within the app. You can download it at Rufus.ie. windows 10 21h2 iso download
Microsoft typically promotes the latest build (22H2), but you can still acquire the 21H2 ISO through several official channels depending on your user type: Windows 10 Enterprise LTSC 2021 known issues and