Click the button tab - the main menu is open.
Click "Widgets" button to show widgets selector:
Click on widget icon to create a widget. You can also browse the widget libraries to select other type of widgets. To make things simple we will select Text-Box widget. Upon clicking widget icon a widget is created on the center of web page and the selector view is closed.
Use the widget menu to enter edit mode and set some content:
Save the result
In the next chapter we will share the widget with friend.