Nuacht

You can also use this drive to rescue data from corrupt Windows systems. Here’s how to create a live USB stick of Linux distributions from Windows, macOS and Linux.
YUMI Multiboot USB Creator allows you to create a Multi-Boot USB Flash Drive easily. Create Multiboot USB Flash Drive containing multiple operating systems, antivirus utilities, disc cloning ...
Several days ago, we covered where to download a Windows 10, 8.1, or 7 ISO image file, but a common question is what do you do once the image is downloaded? The answer is make a bootable USB drive ...
But I recommend a slightly different approach: Use the option to download the Windows 10 installer as an ISO file, and then use that file to make bootable installation media.
Perhaps they referenced this guide to create a bootable Live USB on Windows, allowing them to test drive something like Ubuntu without making any changes to their PC.