This tab lists all currently-open SafeHouse volumes. Here you scan see which Windows drive letters are associated with each of your open SafeHouse volumes.
The list will be empty if all volumes are closed.
This dialog is accessed from the SafeHouse system tray utility Tools & Options menu item.
Right click on the drive letter in the left column to see a popup menu of available actions.
Explore - Displays the volume in Windows Explorer.
Close - Closes the selected volume.
Close All - Closes all open volumes.
Double-clicking the drive letter in the left column mimics choosing Explore from the popup menu.