A processing apparatus includes a chuck table for holding a workpiece thereon, a processing unit for processing the workpiece held on the chuck table, a touch panel for entering processing conditions, and a control unit for controlling the touch panel. The control unit controls the touch panel to display a plurality of input fields corresponding to a plurality of items included in the processing conditions, and controls the touch panel to display a copy processing key and a paste processing key when one of the input fields is selected. The control unit copies information entered in the selected one of the input fields when the copy processing key is selected, and enters information that has been copied in advance into the selected one of the input fields when the paste processing key is selected.