Furthermore, I own brother Ink cartridges and would you think that simply masking tape can Help prolong the life of those. Remove your own toner cartridge from the printer and Look at the two "little windows" on either side of the cartridge. You may find Similar windows in the drum unit of your cartridge. If you pay one of those Drum unit windows with tape, you do not have to tape the windows on your toner cartridge. After hammering the windows either at the cartridge or drum apparatus, you Might have the ability to print countless additional pages more.