If you always used CDisplay, you may be confused by CDisplayEx. Here are some tips:Set fullscreen mode: press F11 keyImprove image quality: menu > Options > Resize algorithme > LanczosGo to menu > Options > Configure > GeneralUncheck "Smooth scrolling"Uncheck "Show on-screen informations"Check "Cache pages"Check "small cursor"Set "Scrolling attempts before changing page" to 1 by doing this you will feel to use CDisplay, but faster.