Sort Favorites Menu Alphabetically:
[Start] [Run] [Regedit]
Registry Key:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MenuOrd
er\Favorites
Right click the Favorites key and click Delete
Exit registry and reboot.
Be sure to always backup your registry before modifying it as this might
harm your Computer when done unproperly.
Hope this helps. Regards,
Fabio