Select your machine from Print & Fax or Print & Scan

1
Select System Preferences in the menu bar.
2
Click the Print & Fax icon or the Print & Scan icon.
3
Select the machine from the list on the left side of the screen.
Note Note
If you do not see the Open Scanner button on the window, remove your machine by clicking the - button from the Print & Fax or Print & Scan list.