====== Missing Tray Icons ======

  - Go to Start > Run (or Windows-key + "R"), type in "regedit" and hit "OK".
  - Navigate to the key "HKEY_CURRENT_USER\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion \TrayNotify"
  - Delete the values "IconStreams" and "PastIconsStream"
  - Now open up the Task Manager (Ctrl + Shift + Esc), go to the "Processes" tab, select "explorer.exe" and click "End Process"
  - Now open the "Applications" tab and click "New Task..." at the bottom-right of the window.
  - In the message box that pops up type in "explorer.exe" and hit "OK"
  - Explorer.exe will reload, and the missing icons should now be back in the system-tray where they belong.