Are you looking for how to perform 123.hp.com/setup 8620 and driver download? Then have a read on the below steps carefully. To start with, check whether you have a high-speed internet connection. Then perform the hardware setup of your printer. Then connect the printer to a power outlet and turn ON. Load ink cartridges into the ink cartridge access door. Place the necessary sheets of paper on the input tray. On completion of the initial configuration, perform the wireless setup of your printer. Now, visit the HP website and search your corresponding printer software. Finally, download it.