Installing an ink cartridge in an HP printer can be straightforward. First, make sure your printer is on, then open the ink cartridge access door. Remove the old cartridge by gently pressing it down, and carefully unpack the new cartridge, holding it by the sides. Insert it into the correct slot until it clicks into place. Have you installed cartridges before, or is this your first time doing it on this printer? If you run into any issues, feel free to share more about them—I’m here to help!