public static void viewPicFromWindows(string pPicPath) { if (pPicPath!="" && System.IO.File.Exists(pPicPath)) { string str = pPicPath; try { Process process = new Process { StartInfo = { FileName = str, Arguments = @"rundll32.exe C:WINDOWSsystem32shimgvw.dll,ImageView_Fullscreen", UseShellExecute = true, WindowStyle = ProcessWindowStyle.Hidden } }; process.Start(); process.Close(); } catch (Exception exception) { } } }