Raspberry Pi OS has a new way to set the Wi-Fi network name and password, SSH access, and other options while you install it. The latest update switched to cloud-init, so setting up a Pi from scratch ...
Sometimes, you don't have direct access to the Raspberry Pi running your project. Perhaps it's installed outdoors with no display and keyboard attached. Or maybe it was squeezed into a compact chassis ...
It used to be typical for every variation of Raspberry Pi to require booting from an SD or microSD card. It wasn't until the Raspberry Pi 2 Model B that the firmware received an update for booting ...