First download and install Reshade 4.9.1
Go watch this video for the tutorial

https://youtu.be/UTRc2yBMxhI

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place reshade-shaders to and replace all files if it askes to

D:\Steam\steamapps\common\Farming Simulator 19\x64

xVepar.ini also goes into 
D:\Steam\steamapps\common\Farming Simulator 19\x64


In reshade menu navigate to D3D11 menu and pick your monitor resolution or select the one that works:)