You need to hex edit "data.win" in the Game root folder.
Look for 80 07 00 00 38 04 and change them into 00 0A 00 00 38 04
There are 299 of them! BUT DON'T CHANGE THE FIRST ONE. If you change the first Value the Game will crash. All other 298 Values can be changed.In Game Options click on 3440x1440