How to reset root password from boot on Debian 11.3

Grub is the boot menu that allows you to choose between multiple operating systems if you have more than one installed. Additionally, Grub can be used for troubleshooting and modifying boot arguments or to boot from an older kernel.
For more explanation on this video: https://www.linuxhelp.com/how-to-reset-root-password-from-boot-on-debian-11-3