If your Start Menu Program or Favorites are not sorting alphabetically, it is easy to fix this:
  1. Start Regedit
  2. Go to HKEY_CURRENT_USER/Software/Microsoft/Windows/CurrentVersion/Explorer/MenuOrder
  3. Under here is are Favorites and Start Menu folders
  4. In each there is a value called Order
  5. Simply delete (or rename this) and restart Winodws
  6. Your Favorites or Start Menus should now sort alphabetically