I did a search of this board for “systray” and the error is repeated all the time in every thread I found. Search for “systray” in these threads and see what I mean:
http://boards.straightdope.com/sdmb/showthread.php?threadid=68393
http://boards.straightdope.com/sdmb/showthread.php?threadid=65819
http://boards.straightdope.com/sdmb/showthread.php?threadid=63284
I remember correcting this in some past threads but it seems I have lost track lately.
This piece of misinformation is very often repeated by tech support people when you call in with problems. “Close everything except explorer and systray”…
You can close systray and the computer will continue to function and will continue to show the system tray in the screen.