Every time you launch eXpertSystem, a startup screen appears on top of the main user interface as shown below. This startup screen gives you access to the following areas and features:
1) Viewer Mode (Open Session) This button allows you to access and edit any Sessions that you have created while in Author Mode.
2) Author Mode (New Session) Selecting this feature will allow you to create New Sessions and access Topic Modules.
3) The Online Tutorial button takes you to the eXpertSystem's Quickstart Userguide section.