The Tool Tips Button turns helpful Tool Tips on or off.
Step 1: If the green light is on in this Button, then the Tool Tips are currently on. Click the Button to turn the Tool Tips off.
Step 2: If the red light is on in this Button, then the Tool Tips are currently off. Click the Button to turn Tool Tips on.
When Tool Tips are on, hover the mouse over a Button or Tool for an explanation of how it works.