QIMMIQ FREON Quick Start Manual page 31

Pull the throttle left or right, the quad Copter turns to left or right.
Side ward fly
Pull the direction lever left or right, the Quad copter flies to left side or right side.
FINE-TUNING OPERATION
Forward/Backward fine-tuning
When the quad copter keeps flying forward/backward, you can correct it by pressing Fine-tuning button down/up