Have you installed the latest graphics drivers?
For NVIDIA cards, go to this site: http://www.nvidia.com/content/drivers/drivers.asp
For ATI cards, go to this site: http://ati.amd.com/support/driver.html
Also, what type of cable did you use to connect your television?
Over an S-Video or composite cable these higher resolutions are impossible.
You'll need a VGA, DVI, HDMA or component cable to do that.
"Darren Blake" wrote:
> I have just installed windows vista and cannot set the resolution for my 19"
> wide screen to 1440 x 900. I have a Logik LCD TV that I am using but it looks
> awful at the moment as i have had to set the resolution to 1028 x 768 just to
> see everything.
> Please help as i have run out of ideas!