In my W7 64 setup taskbar gets hidden when autohide is turned off (as I want this). The resulting empty screen is not usable. Maximized windows stay the same size. An empty part of the desktop shows.
taskbar part of screen not usable
Summary:
In my W7 64 setup taskbar gets hidden when autohide is turned off (as I want this). The resulting empty screen is not usable. Maximized windows stay the same size. An empty part of the desktop shows.