On 19/05/2017 10:17, Another Dave wrote:
> I'm running the latest Raspbian Pixel version over X11vnc (essential for
> my purposes) and Raspi-Config gives me a list of screen resolutions,
> none of which is what I want.
>
> How do I change the resolution to something else?

Change hdmi_group/hdmi_mode in /boot/config.txt, zie
http://elinux.org/RPiconfig#Video_mode_options
I think you also need hdmi_force_hotplug=1 if no monitor is plugged in,
and maaaybe hdmi_ignore_edid=0xa5000080 if there is one plugged in that
doesn't support your desired resolution.

--- SoupGate-Win32 v1.05