entering xrandr -s 1024x768 to get the wanted resolution on a benq beamer did not change the 800x600 resolution but resulted in an error message: Size 1024x768 not found in available modes
entering xrandr -s 1024x768 to get the wanted resolution on a benq beamer did not change the 800x600 resolution but resulted in an error message: Size 1024x768 not found in available modes