A headless setup allows remote management without a traditional graphical user interface (GUI) or display (monitor).
Requisits
- Raspberry Pi Zero,
- a microSD card,
- a computer to flash in the OS to the SD card,
- a local Wi-Fi.
{1} Upload Raspberry Pi OS on the microSD card
To prepare a microSD with a Raspberry Pi OS you can use an official application named Raspberry Pi Imager. You can download it from https://www.raspberrypi.com/software/. It can be installed on Windows, macOS, and Ubuntu.
To install Raspberry Pi Imager on Ubuntu, run the following command in a Terminal window: