Creating a bootable USB drive let's you get hands-on experience with Linux without necessarily overwriting your system.

When you’re ready to create a bootable flashdrive, I recommend Ubuntu Linux as your operating system.

How to make a bootable USB drive If you're trying to install a new operating system or flash your BIOS, you're going to need a bootable USB drive - here's how to make one.

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.

How to create an external, bootable work disk with macOS Ventura First, choose your external drive. It is in your best interest to use the fastest drive you can for this. Make sure you've copied ...