When I left click on a windows icon it can take up to 3-5 seconds for the icon to become highlighted. Sometimes it works properly and others it doesn't.
This question was answered on November 19, 2001. Much of the information contained herein may have changed since posting.
Thanks for your question To speed up your mouse so the Windows icons will highlight faster Go to Start/Settings/Control Panel/Mouse, double click on mouse Go to buttons and you'll see a menu for double click speed, adjust your speed and this should help Good luck
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Posted by Jeffrey of Chandler-Gilbert Community College on November 19, 2001