How to change HDMI output resolution in Windows 7? I have searched through my display and resolution settings. I performed a System Restore to the day before my mistake, also to no avail. When I right-click on the desktop and select "Screen Resolution," and select the second display (my TV), the resolution drop-down box is "grayed out," and I am not able to change the setting, which... 13/12/2018�� In that case you'll have to play with the resolution settings some more and also look at the scaling in windows, in older versions known as the DPI or font size, controlled through the screen resolution part of the control panel. Typically changes to these settings requires a reboot.
8/07/2011�� Not exactly. Your resolution you set in Windows determines the "size" of the windows desktop. If you set that to a resolution different than your native LCD resolution, then the TV will resize it to that resolution, e.g. 1024x768 to 1366x768 thus stretching the image horizontally.