If you have frame covers below your seat, remove them by removing the 4 mm allen bolts holding them on. Use a 4 mm allen wrench to turn the screws counter-clockwise until they come off.

Once the frame covers are off, remove the 4 mm allen seat bolts on both sides of the seat. Use the 4 mm allen wrench to turn the screws counter-clockwise until they come off.

The bolt in the picture is not stock.

Lift the front of the seat, then pull it off the frame.