4-4 Chapter 4: Installing a Secondary (Dual) DisplayExtended Desktop Dual Display Setup (Notebook and Monitor)Note: The 7403 display should be the Primary display. To verify this select Start →Control Panel → Display. Select the Settings tab to display the display IDs.1. Select Extended Desktop2. Select the Primary Device (1): Notebook or Monitor. (This display has the Start buttonand Taskbar)3. Select the Secondary Device (2): Monitor or Notebook. (This display is the desktopextension)4. Select Apply.5. Select OK within 15 seconds to accept the new settings.6. Select OK to close the driver control window.