In the Menu Bar, click Edit > Preferences, then on the left side of the dialog box, select Help.
Specify whether VRED uses online Autodesk Knowledge Network help or installed offline help.
If Installed Help is selected, enter the location, either a file system path or a URL. For example:
/CDROM/html
file:///c:/Docs/VRED/Help
http://webserver/docs/VRED/help
You must set this option to open the help from the Help menu.
Display short text hints that appear in the interface when the mouse cursor hovers over a tool icon for longer than 1 second (Simple Toolclips) or longer text hints (Toolclips).