This How-to will show you how and what the Whats this ‘What’s this’ question mark is.
...
The Whats This ‘What's This’ question mark is here for if you want to know what something is.
...
The no symbol (∅) on your mouse cursor indicates that there is no information available for that section.
...
The Question mark Mark? on your mouse curser, means there is What’s this ‘What’s this’ information available for you to view.
...
If you see the Question Mark? you can click that area to view details.
...