This write-up covers how to create a for Visual Studio 2019 – including the latest supported updates as of its mainstream support lifecycle.
Downloading everything consumes massive bandwidth. It is highly recommended to specify only the workloads needed (e.g., .NET Desktop, C++, Web Development).
The tool will scan the folder, compare it with the latest available version on the server, and download only the missing or updated packages. This turns your offline folder into a living repository that you can keep on an external drive for quick deployments anywhere.