?Our Advantage We are a professional manufacturer of printer and copier consumables and accessories. We have more than 20 years of production experience, complete models and sufficient supply. ? Product advantages The original toner has been re-screened and packaged. Ensure that the colors are bright, the text is clear, and the capacity is sufficient. ?installation method Step1:Turn off the power switch of the copier or printer Step2:Shake the toner cartridge left and right horizontally to make the toner evenly distributed Step3:Pull out the seal slowly in the horizontal direction Step4:Pull down the release paper and put it in the printer ? Notes 1.Please select the correct printer model before ordering. 2.Do not touch the chip. 3.Do not use sharp objects to open the toner cartridge package. They may scratch the photosensitive drum of the ink cartridge ?After sale We provide you with a full life cycle service, please rest assured to buy.