cefSettings.CefCommandLineArgs.Add("enable-npapi", "1");

            //cefSettings.CefCommandLineArgs.Add("enable-system-flash", "1");

            //Flash

            var flashFile = System.IO.Path.Combine(System.IO.Directory.GetCurrentDirectory(), "PepperFlash", "pepflashplayer.dll");

            if (System.IO.File.Exists(flashFile))

            {

                cefSettings.CefCommandLineArgs.Add("ppapi-out-of-process","1");

                //Load the pepper flash player that comes with Google Chrome - may be possible to load these values from the registry and query the dll for it's version info (Step 2 not strictly required it seems)

                cefSettings.CefCommandLineArgs.Add("ppapi-flash-path", flashFile); //Load a specific pepper flash version (Step 1 of 2)

                cefSettings.CefCommandLineArgs.Add("ppapi-flash-version", "99.0.0.999"); //Load a specific pepper flash version (Step 2 of 2)

            }