This is a brand - new EXPRESSION toner. It's fully compatible with HP LJ P3015 55X printers, offering a high yield of 12.5K. Get clear and sharp prints every time.

Using this toner is easy. First, turn off your HP LJ P3015 55X printer and open the toner compartment. Remove the old toner cartridge carefully and then insert the new EXPRESSION toner cartridge. Make sure it's properly seated. Close the compartment and turn on the printer. When handling the toner, avoid shaking it too much as it may cause uneven printing. Keep the toner in a cool and dry place to maintain its quality. If you notice any printing issues, check the cartridge's installation first. Replace the toner when the printer shows a low - toner warning to ensure continuous and high - quality printing.