- Download Noobs - 
- FAT or FAT32 format SD Card
- There is a readme instructions in the NOOBS zip file
- Extract NOOBS and copy over to SD card
- Or do the Pi Imager for Ubuntu and other systems - which is advertised as easier. 
- Minimum 8GB card is needed for Raspbian
- Is Raspbian Imager recommended, or just download NOOBS?