Even though you have DirectX 12, Serious Sam 3 needs legacy DirectX 9 files.
If your monitor is at an odd refresh rate (e.g., 144Hz), set it to temporarily: serious sam 3 cannot set display mode top
The error essentially means the game engine is trying to initialize a resolution or refresh rate that your current monitor or GPU driver does not support. Even though you have DirectX 12, Serious Sam
Launch the game. Once in the menu, you can change to fullscreen and set your resolution. 5. Reinstall/Verify Game Files Sometimes, the configuration files are corrupted. Once in the menu, you can change to
If you own Serious Sam 3: BFE on Steam, you automatically have access to . This modern engine hub was created by developers to fix persistent display, driver compatibility, and crashing errors inherent to older standalone game builds. Open your Steam Library . Search for Serious Sam Fusion 2017 .