How do you do a flip in touchgrind bmx?

To perform a flip in Touchgrind BMX, you need to use the touchscreen controls effectively. While in the air, swipe your finger in an upward motion to initiate the flip. The direction of the swipe determines the type of flip; for example, swiping left or right will create a side flip. Timing your swipe with your jump is crucial for successfully landing the trick.