Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to replace an empty ink cartridge [title] Write down the printer brand and model number. [step] You will need to know both in order to find the correct replacement ink cartridges. If you can't find the model number, check the documentation that came with your printer.

Ending1: [title] Make sure you have a replacement ink cartridge in your printer. [step] When replacing ink cartridge wheels with brushes, you may need to change the size, type, and label on the ink cartridge to ensure it has the correct replacement ink. Ending2: [title] Look for a small blemish. [step] If you have a wet ink cartridge that needs replacing, check for a patch on the cartridge to find it. Ending3: You may find the model number online or buy a registration kit in order to use the printer for ink scrapping. [substeps] Write down the kit's date, the type of ink cartridge you have, and the ink that came with it. Ending4: [title] Turn on your printer and open the lid/flap that encloses the cartridges. [step] The cartridges should slide to the center of the printing area.

Answer format: ending1/ending2/ending3/ending4