: Plug your printer into a power source and connect it to your computer via USB or Wi-Fi.
HP uses internal codenames for hardware components. "Seola" is believed to be a development codename for a print system-on-a-chip (SoC) or a firmware module used in several monochrome LaserJet printers. The number "1800.03" likely refers to a specific firmware version, driver build number, or a sub-component revision. When this string appears to an end-user, it typically indicates one of the following: hp seola 1800 03 driver