almost 4 years ago - AndrewT - Direct link
Please update that nVidia driver:
Download Drivers | NVIDIA
Make sure you run the game from the beta Xbox app, not the MS store app

If still no good:
Please attach your Documents/Paradox/CK3/pdx_settings.txt .
From your Documents/Paradox/CK3/logs/ folder, attach system.log , error.log