If you are using the MF229dw / MF227dw, you can make both 1-sided and 2-sided printouts. The default setting is [2-sided Printing]. Change the setting as necessary.
Install latest imageCLASS MF driver from usa.canon.com/support imageCLASS MF229dw v21.20 or later imageCLASS MF6160dw Install Patch from usa.canon.com/support