Baseline (Widescreen) Solution & Issues
1. In ''My Documents'' there is folder Devastation. Inside find Devastation.ini
2. Find a line that starts with FullscreenViewportX and edit its value typing in your desired screen width.
3. Find a line that starts with FullscreenViewportY and edit its value typing in your desired screen height.
4. Save your settings.
5. To correct weapon FOV copy to the game folder Engine.Dll from files available from the PC Gaming Wiki Community Files (search there)
Ultra/Super-Wide (21:9/32:9) Specific Solution & Issues
Eyefinity / Surround Specific Solution & Issues
4k UHD Specific Solution & Issues