You have docked the divider to the far right of the screen.
Simply toggle the List Sidebar icon on the top right of the screen to undock it or click and drag the divider from the far right edge of the screen to reveal it.
You have docked the divider to the far right of the screen.
Simply toggle the List Sidebar icon on the top right of the screen to undock it or click and drag the divider from the far right edge of the screen to reveal it.