To Connect HP DeskJet 3512 Printer to WiFi, first and foremost, ascertain the driver you are using is updated, and if you don’t have the latest version, make sure to download it from the official website of HP. Now, ensure that the operating system you use supports the HP DeskJet 3512 driver. Next, turn on the printer and the computer and connect them to the same network. After that, download the HP DeskJet 3512 printer software from the CD that comes along with the printer. Then, follow the on-screen instructions properly to complete the installation process. Ensure that you have selected the connection type as wireless. Then, recoup the network settings and establish a USB connection between printer and computer. Now, connect your printer to the device to complete the Setup. For more queries related to HP DeskJet 3512, such as How can I connect HP DeskJet 3512 to Mac, How can I connect HP DeskJet 3512 to Windows, etc., refer to the printer manual.