iq board not connected.1. Switching between modes Inwindow mode, the software will automatically switch to control mode when running other applications. In the control mode, a tool such as a brush that can only be used in the window mode and the annotation mode is clicked, and the software will automatically switch to the annotation mode.2. Create, open, and save documentsYou can create your own documents before you can use the interactive whiteboard. As for why you want to build a new one, you can give an example. When you have used this whiteboard in front of the teacher and did not save the class record, you will see the class of the previous teacher when you enter the window mode, especially when you accidentally clicked " previous page " , you It will feel unpredictable, because you have not written the content in your impression! If you re-enter the whiteboard from your desktop, it will automatically create a new document for you, and the above problem will not be encountered. When you finish a lesson with an interactive whiteboard and want to review the current class in future tutorials, you can save the class content. The method is that when you quit the software, a checkbox will pop up asking if you want to save. When you select " Yes " , you can take a name and save it in the specified location. When you select " No " or " take the consumer " , it will not save the contents of your class.When you want to use the interactive whiteboard for a lesson, and the related content, previously used on the interactive whiteboard and saved, you can open the previous class record, start the teaching of this class, instead of writing it again. This is also the interactive whiteboard than the traditional blackboard, chalk, eraser " trinity