Cited as a reference · for beginners
How To Boot A Raspberry Pi 4 From An SSD
Why people recommend it
Michael Klements' guide is commonly followed for booting a Raspberry Pi from USB or SSD storage, though several people report mixed results depending on drive and system.
Watch for: Boot failures reported with some drives and other distributions
In their words
I have followed this YT video guide to be able to boot from a USB device on a Raspberry Pi 4B.
Fritt Ro on raspberrypi.stackexchange.com, Dec 2021. CC BY-SA.