Maintain printer-scanner

Replace cartridges /fill ink tanks: Open the service cover and wait for the printer unit to move the cartridge holder so that you can replace the cartridges (without touching the copper coloured contacts or ink nozzles)

Dust and clean the printer: with a dry cloth, wipe dust from surfaces. Dampen a screen cleaning cloth with water then wipe the scanner glass

General maintenance: Print Head Nozzle Check, Print Head Cleaning, Print Head Alignment, Paper guide cleaning. This is only possible where the printer has the option. See Settings ❯ Maintenance and select the option and follow instructions

Check for Firmware Update: This can be found in Settings ❯ Firmware Update