How do I change my default printer?

For Windows 10

1. Click the Start button then Settings and then Devices.
2. Click on Printers & scanners.
3. Scroll down to the "Let Windows manage my default printer" section.  If it is selected, toggle the switch to turn it off.
4. To set a new default printer, click the printer you want to use and select Set as default. You'll then see the word Default appear under the printer name.
5. Your documents will now all print from your newly selected printer.

For Mac

1. Click the System Preferences button and then select Print & Scan.
2. Select the Printing tab to show all the printers installed on the computer. The one in bold is your current default printer.
3. To set a new default printer select one from the Selected Printer in Print Dialog pull-down menu.
4. Your documents will now all print from your newly selected printer.