In this thread: a bunch of people making it more complicated than it needs to be.
Grab an old laptop, grab a user oriented distro that has a live-USB boot option. Play and learn.
Live USB options that should be user friend enough. Choose at random -- because you like their logo or whatever.
https://pendrivelinux.com/put-mandriva-2010-on-a-usb-flash-drive-windows/
https://en.opensuse.org/SDB:Live_USB_stick
https://ubuntuforums.org/showthread.php?t=2230389
https://linuxmint-installation-guide.readthedocs.io/en/latest/burn.html