We will be refreshing the eePROM on the raspberry pi 4 so follow this tutorial at your own risk!
In this video I show you how to set up your Raspberry Pi 4 to boot from USB using an SSD or other USB drive!
After you are all set up you do not need an SD Card in the Pi everything will run from the USB drive or SSD!

Text File with commands:
https://drive.google.com/file/d/1YjRLg_Tl9LZlYLKkDd5iTve-7rGA9yTs/view?usp=sharing
Or: https://www.dropbox.com/s/25zpwpc6x6pnfuf/Pi4%20Boot%20from%20USB.txt?dl=0

Raspberry Pi Forum Post: https://www.raspberrypi.org/forums/viewtopic.php?t=274595&p=1663644#p1663644
Need a Pi4?
Raspberry Pi 4: https://amzn.to/2AtB9Ra
SD Cards: https://amzn.to/2WUoQoC
Ice Tower cooler: https://amzn.to/2WvmwoO

sudo apt update

sudo apt upgrade

sudo rpi-update

sudo reboot

sudo apt install rpi-eeprom

sudo nano /etc/default/rpi-eeprom-update

replace critical by beta

crtl-x and Y

sudo rpi-eeprom-update -d -f

sudo rpi-eeprom-update -d -f /lib/firmware/raspberrypi/bootloader/beta/pieeprom-2020-05-15.bin

you can check the bootloader version using:
vcgencmd bootloader_version

vcgencmd bootloader_config

Check for BOOTORDER=0xF41. 4 is for booting from USB and 1 is booting from the sd card.
Follow Me On Twitter: https://twitter.com/theetaprime
Follow Me On Instagram: https://www.instagram.com/etaprime/

Equipment I Use:
Screen Capture Device: https://amzn.to/2STpX4C
Tool Kit: https://amzn.to/2M6l9WS
Soldering Station: https://amzn.to/2FtdVeu
Camera: https://amzn.to/2M6KFLB
Tripod: https://amzn.to/2CmdYVY
Raspberry Pi 4: https://amzn.to/3cCrvKb
Flirc Case: https://amzn.to/2OBQTXz

DISCLAIMER: This video and description contains affiliate links, which means that if you click on one of the product links, I’ll receive a small commission at no extra cost to you!

This video and Channel and Video are for viewers 14 years older and up. This video is not made for viewers under the age of 14. If you are under 14 years of age, you do not have permission to view this video.

THIS VIDEO IS FOR EDUCATIONAL PURPOSES ONLY!

source