About Drawing Explorer Tooltips

To specify the content of the tooltip that displays when you move the cursor over an item in the Drawing Explorer, right-click an open area on the toolbar and select one of the following options:

If you want to… Then…
display the Preview or Detail pane at the bottom of the Project Navigator palette select Preview/Details Pane.
close the Project Navigator palette select Close.
display only the file name select Tooltip Style, and then click Name.
display the name and an image of the content select Tooltip Style, click Preview, and then click Small, Medium, or Large.
display details, such as the status, location, and who currently has the file open (if applicable) select Tooltip Style, and then click Details.
display an image and details select Tooltip Style, click Preview & Details, and then click Small, Medium, or Large.