Adding The Hard Disk To The Desktop And Finder Chris Hicks July 28, 2015 15:44 Updated Follow Open Finder. From the Menu Extras area, click Finder and select Preferences. The Finder Preferences window opens. Select the General tab. Select the box labeled Hard disks. Select the Sidebar tab. Below Devices, select the box labeled Hard disks. Close the Finder Preferences window. Comments 0 comments Article is closed for comments.