Turns on and off the device when held.

Opens a shortcut menu when quickly pressed and released.

Scrolls through the brightness levels when pressed repeatedly.

Zooms out.

Zooms in.

Opens the Home screen.

Takes a screenshot when held¹

Opens a menu of options for the page, when applicable.

Scrolls, highlights options, and moves the cursor.

Selects the highlighted option.

Returns to the previous screen.

Saves the present location as a waypoint.

Marks a MOB (Man Overboard) location when held.