Note: Make sure that fax is configured. For more information, see Setting up the printer to fax.
From the home screen, touch Settings > Fax > Fax Setup > Fax Receive Settings > Admin Controls.
Set Block No Name Fax to On.
Learn how to hold received fax messages from printing until they are released.
If you experience failure in getting incoming faxes, then make sure that the trays and the toner cartridge are not empty.