Rustup on Windows will soon give the option to auto install Visual Studio prerequisites
You can get the Windows pre-release rustup-init here. It should be tested on a machine (or VM) without Visual Studio installed otherwise you won't notice anything different. Feedback is very much welcome! Kinnison hopes to release a new version soon so it'd be great if we can fix any issues before then.
Here's what the new optional auto-install looks like.
For comparison, here's the old instructions
For a full rustup 1.25.0 changelog and how to test on other platforms, see the Internals thread.