ps: i installed and opened gnome-display-properties.
it warns
"It appears that your graphics driver does not support the necessary extensions to use this tool. Do you want to use your graphics driver vendor's tool instead?"
if chosen "no", also the gnome settings show only my first screen...
ps: i installed and opened gnome-display- properties.
it warns
"It appears that your graphics driver does not support the necessary extensions to use this tool. Do you want to use your graphics driver vendor's tool instead?"
if chosen "no", also the gnome settings show only my first screen...