>>My application utilizes forms designed for a resolution of 800x600 pixels and min 256 colors. Is there a possibility to check the screen resolution and color depth prior to launch the form , within my VFP5.0 app. ?
> If you maximize _screen, i.e. _SCREEN.WindowState=2 then after this you can check _SCREEN.Width and make a conclusion.

Thanks Edward, Robert, George !