An information processing method, device and apparatus are disclosed. An information processing apparatus acquires a mode-enabling gesture information of a user. An input mode corresponding to the mode-enabling gesture information is enabled. The input mode includes a keyboard input mode and a mouse input mode. Gesture information of the user is acquired in the input mode. The gesture information includes at least one of tap-gesture information and slide-gesture information. An operation instruction corresponding to the gesture information is generated according to a preset correspondence between gesture information and an operation instruction.