Navigate to Documents\Assassin's Creed Valhalla and delete the cache folder. Then, go to the game installation folder → find d3d12.dll and dxgi.dll (if present) and delete them. These are leftover from older graphics wrappers.
This game requires a modern version of Windows 10 (Build 1909 or higher). If you are on an older version, the game may not launch. assassins creed valhalla complete dodi repack work
— provided you follow installation instructions and meet the hardware requirements. assassins creed valhalla complete dodi repack work