Install latest/stable of rpiboot
Ubuntu 16.04 or later?
Make sure snap support is enabled in your Desktop store.
This is the USB MSD boot code which should work on the Raspberry Pi model A, Compute Module, Compute module 3 and Raspberry Pi Zero.
This version of rpiboot has been modified to work from directories which contain the booting firmware. There is a default directory msd/ which contains bootcode.bin and start.elf to turn the Raspberry Pi device into a USB Mass Storage Device (MSD).
Generate an embeddable card to be shared on external websites.
Choose your Linux distribution to get detailed installation instructions. If yours is not shown, get more details on the installing snapd documentation.