An operating device for adjusting an air conditioning device of a vehicle, which comprises air ventilation elements (12-1, 12-2) for air-conditioning the interior of the vehicle, having - a display surface, - an input device for entering control commands for the air conditioning device of the vehicle, and - a control device, which is coupled to the display surface and to the input device, with which graphic data for a display on the display surface can be generated and with which control commands entered by means of the input device can be converted into control signals for the air conditioning device of the vehicle 10), wherein - the control device is designed such that such graphic data are generated, that a graphic representation of the interior of the vehicle is depicted on the display surface with graphic objects (15-1, 15-2) which are associated with the ventilation elements (12-1, 12-2), wherein within the graphic representation of the interior of the vehicle switching symbols (16-1, 16-2) are displayed, which represent the inflow direction and/or the inflow rate and/or the inflow temperature of the air flowing into the interior through the ventilation elements (12-1, 12-2), - to each switching symbol (16-1, 16-2) a separately adjustable ventilation element (12-1, 12-2) is assigned, which is visualized by the proximity of the graphic representation of the switching symbols (16-1, 16-2) to the corresponding graphic objects (15-1, 15-2), - the input device has a detection device (4; 18), by means of which a user's inputs are detected, which are performed with respect to the switching symbols (16-1, 16-2) on or in front of the display device, and - the input device comprises a touch-sensitive surface, which is formed on the display surface and on which inputs can be performed, characterized in that the inputs can be performed on a touch-sensitive surface, which is formed on the display surface, in that the touch-sensitive surface in the case of a switching symbol (16-1, 16-2) is touched with an actuating object, which actuating object thereupon is moved on the touch-sensitive surface and subsequently the contact of the actuating object is released again from the touch-sensitive surface. - a display surface, - an input device for entering control commands for the air conditioning device of the vehicle, and - a control device, which is coupled to the display surface and to the input device, with which graphic data for a display on the display surface can be generated and with which control commands entered by means of the input device can be converted into control signals for the air conditioning device of the vehicle 10), wherein - the control device is designed such that such graphic data are generated, that a graphic representation of the interior of the vehicle is depicted on the display surface with graphic objects (15-1, 15-2) which are associated with the ventilation elements (12-1, 12-2), wherein within the graphic representation of the interior of the vehicle switching symbols (16-1, 16-2) are displayed, which represent the inflow direction and/or the inflow rate and/or the inflow temperature of the air flowing into the interior through the ventilation elements (12-1, 12-2), - to each switching symbol (16-1, 16-2) a separately adjustable ventilation element (12-1, 12-2) is assigned, which is visualized by the proximity of the graphic representation of the switching symbols (16-1, 16-2) to the corresponding graphic objects (15-1, 15-2), - the input device has a detection device (4; 18), by means of which a user's inputs are detected, which are performed with respect to the switching symbols (16-1, 16-2) on or in front of the display device, and - the input device comprises a touch-sensitive surface, which is formed on the display surface and on which inputs can be performed,