If you use version 10.2.0 or an earlier version of the printer driver in an OS X 10.9 or earlier environment and add a MF8000 series, MF8000C series, MF8300 series, and/or MF8300C series device, you will not be able to print if you perform a macOS update. In such cases, you need to delete the printer( s ) and perform the above procedure after adding the printer( s ) again with the latest driver.
This message, which appears with the toner cartridge color( s ), notifies you that a toner cartridge has reached the end of its lifetime. It is recommended that you replace the cartridge with a new one. You can continue printing, but the print quality cannot be guaranteed.
1 P r e p a r a t i o n 1 - 1 S y s t e m R e q u i r e m e n t s This section describes the software and hardware required in order to use the User Support Tool.