If your printer uses Brother tn-229 series toner cartridges (Brother Laser Printers HL-L3220CDW, HL-L3280CDW, HL-L3295CDW, HL-L3300CDW, HL-L8245CDW, MFC-L3720CDW, MFC-L3765CDW, MFC-L3780CDW, MFC-L8395CDW),  watch this video to learn how to replace the toners. If you Read more