A Ribbon control can display a Large image, a Small image, or the image can be Collapsed. If the control does not specify an image of the size that corresponds to the ImageSize setting, no image is displayed.
A Small image is typically 16x16 pixels at 96 dpi. A Large image is typically 32x32 pixels at 96 dpi.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)