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IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:
256986 Description of the Microsoft Windows Registry
When you point to a menu, a submenu may not appear. For example, if you click Start, and then point to Programs, the submenu may not appear. You must click the menu for the submenu to appear.
This problem can occur if the Menushowdelay value in the registry is too high.
WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk. To resolve this issue, decrease the value of Menushowdelay, or remove the entry from the following registry key, and then restart your computer: