How do you change the low beam bulb on an 2008 S60 Volvo?

To change the low beam bulb on a 2008 Volvo S60, first, ensure the vehicle is turned off and the keys are removed. Open the hood and locate the headlight assembly; remove the cover at the back of the assembly. Disconnect the electrical connector from the old bulb, twist the bulb socket counterclockwise to remove it, and then replace it with a new bulb, ensuring not to touch the glass with your fingers. Finally, reconnect the electrical connector, secure the cover, and test the new bulb.