To determine which HP printer ink cartridges you need, check the printer model number, usually found on the front or top of the device. Refer to the printer’s user manual or HP’s official website to find compatible cartridge types. Many HP printers display cartridge information on the control panel or through HP Smart software, showing ink levels and replacement alerts. Using the corr... https://sites.google.com/view/hp-printer-ink-cartridges-/home