For whatever reason, the last time I booted my Vista laptop the network icon was missing from its usual spot next to the clock in the system tray.
I right-clicked the Start button, chose Properties, and clicked the Notification Area tab to recheck this option under "System icons," but it was grayed out.
I found the solution on Colin Cochrane's blog. Here are the steps in a nutshell:
Back up the Registry by creating a restore point. Press the Windows key, type regedit, and press Enter to open the Registry Editor. Navigate to and select HKEY_CURRENT_USER\Software\… Read more