O'Print service follow to the default settings that you have set in your printer control panel. If you make changes and they don’t live with what prints TRY ALTERNATE PRINT DRIVERS. (PCL drivers are usually preferred over PS drivers-Windows users only) If they still don’t live, then your printer may not be perfectly compatible.
If you see the Print Center and DELETE ALL print jobs.
Often times you can find various drivers on your printer support page. We have seen success where people replace the drivers with the ones from the manufacturer instead of the one that Windows provides as well.