macOS:
- Open System Preferences
- Select "Printers and Scanners"
- Select the Printer that is no longer in use
- In the new window click "Remove Printer"
- To Confirm, click "Remove Printer" again in the pop up.
- To Confirm, click "Remove Printer" again in the pop up.
- In the new window click "Remove Printer"
Windows:
- Press the Windows Key to open the Start Menu
- Type "Printers" and click "Printers & scanners"
- Select the Printer you no longer user
- Click "Remove Device" in the top bar
- Click "Yes" in the confirmation dialogue