How do you reset tire presure light on Volvo s60t 2009?

To reset the tire pressure light on a 2009 Volvo S60, start by ensuring that all tires are properly inflated to the recommended pressure. Then, turn on the ignition without starting the engine. Press and hold the "Reset" button located on the left side of the instrument panel until the tire pressure light blinks and then turns off. Finally, turn off the ignition and restart the car to confirm that the light has reset.