AceInk Compatible with HP 564XL Ink Cartridges: Compatible Printer: for HP Officejet 4610 4620 4622 Printer for HP Deskjet 3070A 3520 3521 3522 Printer for HP Photosmart 5510 5511 5512 5514 Printer for HP Photosmart 5515 5520 5522 5525 Printer for HP Photosmart 6510 6512 6515 6520 Printer for HP Photosmart 6510 6512 6515 6520 Printer for HP Photosmart 7525 B209a B210a B210e Printer Package Contains (Compatible): 6 x 564XL Black Ink Cartridge 6 x 564XL PGBK Ink Cartridge 6 x 564XL Cyan Ink Cartridge 6 x 564XL Magenta Ink Cartridge 6 x 564XL Yellow Ink Cartridge NOTE: 1.Please confirm your Printer Model before placing order. 2.Please do not touch the chip. 3.Please make the cartridge upside down. 4.Please remove the orange protective cap carefully before using. 5.Then please insert the cartridge into the printer until the cartridge locks into the slot. 6.If the ink cartridges do not recognize your printer, please use eraser or cotton swab to clean the chips softly. Any issues please feel free to contact us: Log in your Amazon Buyer Account > Click Your Account > Your Orders > Find your order and click ‘Contact Seller’. Product listing > Click Sold by AceInk> Click ‘Ask a question’. ?we will do our best to provide you High-quality service.