When creating a new custom report or editing a already existing one, you have a lot ot options.
Figure 1: The options window
Here you have some general buttons available. These can be found at the bottom of this window.
Generate Report
By clicking this button, the report will be generated.
Save
This will save the report with the given report name.
Save and Close
This will save the report as well as close the options window.
Cancel
The "Cancel"-button will close the options window, discarding the changes.