Via the Conrtol Panel on your computer choose: Hardware and SoundDevices & PrintersClick on the Picture or Name of your printerClick on Layout TabPrint on Both SidesDrop Down Menu choose NoneClick Apply ButtonI have found that each PC in our office h...
You need to change this on your computer under your print preferences. Access your printer via the Control Panel at least that is how I changed it on my MF244dw.