Where can I download the windows 10 and/or 11 iso for ARM

Hello,

The .iso for ARM can be downloaded via Windows Insider Program. Download Windows Insider Preview ARM64 (microsoft.com)

Or you can use third party tool like UUP Dump if you want to bypass the Insider sign up.

Since the sole purpose of signing up for Insider is just to grab the .iso, I will recommend that you use a Microsoft account that's not currently set up in your Windows computer to sign up for the Insider Program. Or just create a new Microsoft account for this purpose. You can sign up here: The Windows Insider Program (microsoft.com)

UUP Dump definitely provides the benefit of not having to deal with signing up for Insider. You can use this tutorial here. UUP Dump - Download Windows Insider ISO Tutorial | Windows 11 Forum (elevenforum.com) It is third party, but it is safe.

Note: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.

That Microsoft Windows 11 ARM download link give only Virtual disk image VHDX, not ISO.

There isn't any official ISO for Windows 11 ARM available and UUP Dump script doesn't run on macOS, you need Windows.

You can run UUpdump on mac using a VM or bootcamp on intel macs. Or parallels (Windows 11) on silicon macs. Or free alternatives like virtualbox or qemu. You can also use VMware

Is there a way to get the ISO File on a mac system and if I want to unregister from the program, how can I do that without going on a windows system?