How do I configure my screen size?
I'm trying to configure the screen size on my monitor. I just hooked up a Mac Mini and the screen is over magnified.
See:
OS X Yosemite: Adjust your display’s resolution
The above applies to other OSX version too
Also
http://osxdaily.com/2015/08/27/show-all-display-resolutions-external-screen-mac/