If you get ribbon ink on the printer case, wipe it off immediately.
Once it dries it is difficult to remove.
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5.Install new cartridge. Be sure the ink cartridge is inserted firmly to prevent weak or irregular printing. The cartridge must be properly seated and aligned for best printing.
6.Turn the cartridge “knob” (marked by an arrow) clockwise to stretch the ribbon.
7.Replace the cover.
8.Replace the paper.
You may insert the ribbon cartridge if there is already paper in the printer.
Hold the cartridge as shown above and slide it over the paper and into the printer compartment. Be sure the paper goes between the ribbon cartridge and the ink ribbon.