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.

A bootable USB key is a convenient way to install operating systems on netbooks without optical drives, or carrying around a Live OS with you at all times. It especially makes sense if you're ...

By following these steps, you can easily create a bootable Ubuntu USB from a Windows system, enabling you to test Ubuntu or use it for troubleshooting and data recovery.

Create a bootable USB stick from Linux I was keeping the best for last. If you are running Linux, you can use the dd command (as in the instructions for macOS above) to create the bootable drive.

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.

By following these steps, you can easily create a bootable USB drive for Ubuntu 24.04 LTS and start exploring or installing Ubuntu on your system.

This FAQ will show you how to create a bootable USB drive to install Windows 7, Windows Vista, Windows 8, and Windows 10.