Turn [Num Lock] off. Place the pointer over the ball then press [Keypad 5] [Keypad 5] [Keypad 0] on the keypad. Press [Ctrl] + [Keypad 2]. You can now press [Keypad 4] and [Keypad 6] to move the ball left or right. Press [Ctrl] + [Keypad 4] and [Ctrl] + [Keypad 6] to relocate the ball. To change the speed, hold [Ctrl] and press [Keypad 8] once for 40+ mph, two times for 34 mph, or three times for 10 to 15mph.