How do I change the colour depth? It says online to edit the
xorg.conf file, but I don't have that. I am running Debian XFCE on a Powerbook G4
You can start an X server with a non-default depth by running e.g.
If you already have a running X server, pick a different display number (if the display you choose is already in use, you'll get the message “Server is already active for display NUMBER”). The default display number is 0. To indicate the display number, pass a