SBS handles Windows Explorer (the OS file manager) from the system tray. Click to open one centered Explorer. Double-click to open a pair of side-by-side Explorers. Use the Menu Builder to create custom Explorer configurations in the context menu. Each session (single or side-by-side) has its own tray icon. Click icon to hide or show session, independent of other windows on screen. Make a side-by-side session out of two singles. Unicode/UTF-8.