It's from the main toolbar that you will do most actions in the application.
•Files (Load log files)
•History (Go back in the filter history)
•Time selection (Select the time frame for the analysis)
•Filter (Change row filter condition in SQL syntax)
•Favorites (Save and recall your favorites filters Professional edition only!)
•Tools (Manage profiles and debugging tools)
•Help (Check the version and display this help file)