The ribbon contains a collection of panels grouped on tabs, according to category of tasks. On the panels, the buttons are grouped on different rows and include large buttons for the most frequently used functionalities.
Some panels can be expanded by clicking the arrow on the bottom line.
Some panels contain buttons that are tools or call flyouts. The flyout buttons have a black arrow on the bottom side. These flyouts automatically open when you click on the buttons.
For easier access, the main tools are placed on the Home tab .