Display resolution issue on 12.04 with external display on laptop

[Liam Proven]

On 28 May 2012 11:50, Chris Green <cl at isbd.net> wrote:
> We have just upgraded my wife's Dell Vostro v13 laptop from
> 10.04 to 12.04, it all works OK except that it doesn't work so well with
> an external monitor as it used to.
>
> What happens now when an external monitor is plugged in is that the
> laptop screen runs at 1366x768 (as it should) but the external VGA
> screen runs at 1024x768 and only shows the LH portion of the full
> 1366x768 screen.
>
> It used to work fine on 10.04, when the external monitor was plugged in
> the internal screen was disable and the external one ran at its native
> resolution 1680 x 1050.  Now what happens is that the internal screen
> contnues to run at 1366x768 and the external one runs at 1024x768 and
> shows only the LH portion of the full screen.
>
>
> Any ideas for a workaround/fix to get the external monitor right?

What settings do you have in the Displays control panel?


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