Note: 1. When you want to erase content, we recommend you pressing interactive whiteboard with your palm. When you want to perform mouse function, we recommend you pressing interactive whiteboard with two fingers closed. 2. Freehand Drawing Tool and Eraser are Pencil and Normal Eraser by default. If you have selected other Freehand Drawing Tool or Eraser before, IQBoard Software will use your previous selections. 3. You can adjust the setting to customize gesture recognition. 4. Gesture recognition can not be used under dual-user model.