First, we will open the box, and then remove the printer, documents, cartridges, and power cords.• Remove the end caps, and then remove the plastic bag from around the printer.• Remove all tape from around the printer.• Lift the scanner lid, remove the foam sheet, and then lower the lid.• Now plug in the 123.hp.com/setup oj5255, 123.hp.com/oj5255 printer using the supplied power cords, and then turn on the printer.• Now install the cartridges into their correct slot.

To see this working, head to your live site.