Mac users must have macOS 10.5 or later installed. You can also Control-click a printer in the list to see printer info, set the printer as the default printer, remove the printer from the list, and reset the printing system. Add Printer, Scanner, or Fax button. Add a printer, scanner, fax or multifunction printer to the device list.. canon mf743cdw. The options are there to turn off 2-sided printing, and I can easily manually select it, but I want to change the DEFAULT so I don't have to keep changing this every time I print a document. This Apple Support article should help: Save frequently used print settings for routine printing on Mac - Apple Support
Save frequently used print settings for routine printing on Mac. You can set up the Print dialog to handle different kinds of printing. After your print options are selected, you can save the print settings as a preset so you can quickly use the same settings again. For example, you can create one preset for routine document printing and another preset for printing envelopes from a manual.. Selecting Printing Preferences - Mac. You can select printing preferences that apply to all the print jobs you send to your product. In the Apple menu or the Dock, select System Preferences. Select Print & Fax, Print & Scan, or Printers & Scanners, select your product, and select Options & Supplies.