Fix Konica Minolta bizhub i-Series - Won't print duplex

Problem: Konica Minolta bizhub i-Series won't print dupelx. 

Solution:

• Change the printer driver to Postscript 3 as octet-stream.
  
  
   
• If not already checked, then check the box 'include PJL header with binary stream (application/octet-stream).
• Submit your changes by clicking 'Update printer'
• Refresh the Coreza Print client to receive the changes
• Try a duplex test print.