There are a few steps for HP DeskJet 3512 Wireless Setup. Firstly power ON the printer and then, connect your computer and the printer to the same wireless network. Next, you need to download the HP DeskJet 3512 driver and the software for your printer from HP Customer Support. If your printer is not there on the next screen, click on my printer is not shown button. Then you will see the wireless setup for the printer for that remove Ethernet or any USB cable attached to the printer. Now, you are done with the HP DeskJet 3512 Wireless setup.