I have an old monitor Philips 109E5 19 inch and I need configuring a resolution of 1600x1200. How I can do it?
I wrote this script:
and then I added it to Startup applications. It works!
Ubuntu has a tool for that under Settings - Screens.
But does your monitor support that resolution? If you're not sure you can try different resolutions with:
Although it could be LVDS or VGA