Pi OS Setup
Use the following instructions to flash the SD card with Raspberry Pi imager.
Select the OS
If you never plan to plug in a monitor directly to the Pi, use the Lite version.
If you’re using a Pi Zero 1, Pi 1, or Pi 2, you need a 32-bit OS. Otherwise use 64-bit.
Select the options
These are the recommended options. The username must be NuclearHazard to easily complete the later setup. The Wi-Fi settings are important for boards without ethernet so you can still SSH to them.