What to do if my Brother All in One Printer displays 'No Toner'?
- EElizabeth HillAug 20, 2025
If your Brother All in One Printer displays 'No Toner', it means the toner cartridge or the drum unit and toner cartridge assembly is not installed correctly. Remove the drum unit and toner cartridge assembly, take out the toner cartridge from the drum unit, and then re-install the toner cartridge back into the drum unit again. Then, re-install the drum unit and toner cartridge assembly back in the machine. If the problem persists, replace the toner cartridge.