The main difference between HP printer ink cartridges and toner lies in their composition and usage. Ink cartridges contain liquid ink and are used in inkjet printers, which spray the ink onto the paper to create text and images. In contrast, toner is a fine powder used in laser printers. Laser printers use heat to fuse the toner onto the paper, resulting in crisp, fast prints. Ink is... https://medium.com/@suhani2045/how-do-i-access-ink-cartridges-on-my-hp-printer-hp-printer-ink-cartridges-1d43e2e6cb77