Fix Frostpunk 2 Error DirectX 12 Is Not Supported On Your System On PC
5How To Fix Frostpunk 2 Game Error DirectX 12 Is Not Supported On Your System Try Running Without The -dx12 or -d3d12 command line argument
Step 1) Install the game on an SSD instead of HDD
Step 2) Restart your PC.
Step 3) Delete the Config folder.
Step 4) Disable GeForce experience optimization.
Step 5) Try -dx12/-d3d12/-dx11/-d3d11 in launch options.
Step 6) Disable Intel Hyperthreading
Step 7) Perform a clean installation of graphics driver.
https://www.nvidia.com/Download/index.aspx?lang=en-us
https://www.amd.com/en/support
Step 8) Run the game on dedicated graphics card, set OpenGL Rendering GPU to Your dedicated Nvidia GPU
Step 9) Run the game as an administrator from the game installation folder, try running the game in compatibility mode.
Step 10) Verify the game files.
Step 11) Allow the game exe file to your antivirus program/Windows Security and Firewall
Step 12) Roll back graphics card driver to older versions
https://www.nvidia.com/en-us/geforce/drivers/
Step 13) Increase the Virtual Memory
View Advanced system settings.
Initial Size: 1.5 x Total Ram
Maximum Size: 3 X Total Ram
Step 14) Install Visual C++ Files https://docs.microsoft.com/en-US/cpp/windows/latest-supported-vc-redist?view=msvc-160
Step 15) Unplug External devices such as hotas, wheel, pedals, mouse, Razer Tartarus, disconnect all the additional USB adapter connected to PC, disconnect additional joystick/controllers connected, disconnect multiple monitors, turn off Razer Synapse (razor lighting effects) and MSI Dragon Center, corsair software, close third-party services such as nahimic services/lightingservice.exe etc. in task manager, disable Steam Overlay, close all the overlay apps (Discord, GeForce Experience, Nvidia shadow play overlay, AMD overlay), close all the overclocking application MSI Afterburner/Rivatuner, perform cleanboot, remove the undervolt
Step 16) Update your Windows.
Step 17) (Skip this step if you are not able to launch the game) If able to launch the game lock the FPS at 60, Set Upscaling to TSR, you can even disable it, Change Upscaling to Quality/Performance, disable Frame Generation, disable/Enable Vertical Sync (V-Sync), switch to Windowed mode and lower down video settings
Update BIOS
Step 18) Uninstall the game, delete the game folder, restart your PC and reinstall the game to C Drive (SSD Drive), if already installed in C drive try installing to another SSD.