It’s kind of important to keep addressing it here, so if someone else has the same problem, they can see how it was resolved.

So you have a KS, so the following will probably not yield results, but its worth checking to make sure:

right-click the Start button, select “Device Manager,” expand the “Display adapters” category, right-click on the integrated graphics, and choose “Disable device.”

To set your AMD gpu as default, I found this:

I’m digging for the ini file

check for GameUserSettings here:
C:\Users<username>\AppData\Local\ConanSandbox\Saved\Config\Windows

in there, right near the top, look for this:

ResolutionSizeX=1920
ResolutionSizeY=1080