To install your HP printer on your computer, start by unboxing and connecting the printer to a power source. Then, ensure its connected to the same Wi-Fi network as your computer. Visit 123 hp com setup to download the printer software suitable for your model. Follow the on-screen instructions to complete the setup process. Once installed, add the printer through your computers settings, ensuring its set as the default printer if needed. Test the setup by printing a sample document. This simple process ensures your HP printer is ready for use and delivers seamless functionality with your computer.