Navigation
Buttons will be created here that allow another page to be loaded and actions such as saving, delete, etc. will be executed.
Click on
Add button to create a new button.
With
Remove button, the currently selected element be removed.
Edit button opens
a dialog where the settings can be changed, these correspond to the settings
when creating a new button. The order the buttons are added to the page in, from
left to right on the new page, can be changed via the

arrows.
With the
Separator setting,
a separating line will be created between the individual buttons.