USB boot has been possible since the Raspberry Pi 2 Model B (v1.2), but it has only become really worthwhile with the Pi 4. Here is some information, tips, tricks and opinions explaining why and how.

Early versions of the Raspberry Pi could only boot from SD cards, but newer ones can boot from any USB device, like an external drive or USB stick. Here's how.

Raspberry Pi Foundation is almost ready to deliver a fix for Raspberry Pi 4's lack of support for USB mass storage boot.

Historically, booting a Raspberry Pi required an SD card. However, if you follow [tynick’s] instructions, you can get a Pi 4 to boot from the USB port. Combine it with a small solid state disk ...

First on the list is a Raspberry Pi 4 or the newer Pi 5 running the latest bootloader firmware; earlier boards cannot boot USB devices natively.

Explore the new Raspberry Pi boot menu, a game-changer for device flexibility, allowing easy boot from USB, NVMe, and network sources.

The Raspberry Pi Foundation has brought out the beta release of a firmware update featuring a bootloader with USB boot support on the Raspberry Pi 4. The update allows USB boot support, eliminating ...

Requirements The Raspberry Pi Foundation, the group behind the device, recommends using a Micro-USB power supply from a reputable company that can produce 1.2A (1,200mA) at 5V.

You can now boot the Raspberry Pi 3 from just about anything. The documentation for these new boot modes goes over the process of how to put an image on a USB thumb drive.