Note: A game update has enabled the game to natively support ultrawide. This fix is no longer needed.
The solution removes the black bars in anything other than 16:9 without reducing the field of view.
- Download the mod archive below.
- Unpack the files to Content\PaganIdol\Binaries\WinGDK (Microsoft Store) or Keeper\Binaries\Win64 (Steam).
To uninstall the fix, simply remove or move the files.
Tested on the latest Microsoft Store version primarily at 1920x1200, 2560x1080 and 5120x1440. Additionally tested on Steam by Felps at 3440x1440.
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