Kogan KAZENTDRONA User Manual page 24

If the drone is moved backwards, press the forward-tune key until it returns to normal.
If the drone moves forward, press the back-tune key until it returns to normal.
Note:
When the drone is less than 30cm from the ground, it may be affected by magnetic
currents generated by the ground and become unstable. The lower the drone
attempts to fly, the greater the ground effect force.