In the Properties view you can find several tabs which will be different depending on whether or not you have selected a certain element.
If an element is selected on the diagram, you will have the following tabs:
- Properties - This tab allows you to manage general properties of the selected element.
- Appearance - This tab allows you to choose the style and size of text fields contained by the element.
If an element is not selected on the diagram, you will have the properties of the diagram itself:
- Properties - This tab allows you to manage general properties of the opened diagram.
- Rulers & Grid - This tab allows you to display vertical and horizontal rulers and also a grid on the diagram.
- Appearance - This tab allows you to choose the style and size of text fields for each diagram element which has not been specifically set.