why does my screen resolution keep changing

Make sure no options are selected here such as Run in 256 colors and run in 640 x 480 screen resolution. Right click the shortcut that you open Outlook with-> choose Properties-> tab Compatibility (or select Basic and High Contrast Themes-> Windows 7 Basic) Right click an empty spot on the Desktop-> Personalize-> Aero Themes-> Windows 7 Right click an empty spot on the Desktop-> Personalize-> section Theme-> Windows Vista Right click an empty spot on the Desktop-> Properties-> tab Themes-> Windows XP This is an easy fix which applies to most cases change you theme back to the default theme that Windows shipped with Updating your video card driver might work in same cases and in very specific cases, it is the SMS display driver (from Microsoft System Management Server) that causes this.īeing forced to work with Outlook like this gets old quite quickly. Less common causes are that the application has been set to run in Compatibility Mode or High Contrast mode is enabled. Most often it is caused by a corruption the Windows theme.

There are a couple of reasons why this could occur. What's happening and how can I prevent this from happening?

Closing Outlook returns everything back to normal again. When I start Outlook, suddenly my monitor switches to a lower resolution, pretty much all the color is gone and gives the window a 'classic' look.

Why does my screen resolution keep changing