s. keeling wrote: > xserver-xorg postinst warning: overwriting possibly-customised > configuration Your xorg.conf has been customized and dpkg-reconfigure doesn't want you to lose those options when it attempts to reconfigure Xorg. Back it up by moving it: $ mv /etc/X11/xorg.conf /etc/X11/xorg.conf_`date +%F-%T` $ dpkg-reconfigure xserver-xorg