Fix Counter Strike 2 (CS2) Error This Application Requires DX11 No Valid Device Found
How To Fix CS2 Error CRenderDeviceDx11::CreateDevice(): This Application Requires DX11, No Valid Device Found!
Step 1) Clear Launch Options parameters in Steam
Step 2) Launch the game from the game installation folder
Step 3) Do a clean installation of graphics driver
https://www.nvidia.com/en-us/geforce/drivers/
https://www.amd.com/en/support
Step 4) Run the game on dedicated graphics card
Step 5) Plug the display cable to the dedicated graphics card slot
Step 6) Verify the integrity of you game files
Step 7) Update System BIOS and other drivers from system manufacturer website
Step 8) Try launching the game on another monitor (If available)
Step 9) Install DirectX:
https://www.microsoft.com/en-us/download/details.aspx?id=35
Step 10) Update Windows 10/11, use Update media creation to update Windows
https://www.microsoft.com/en-us/software-download/windows11
https://www.microsoft.com/en-us/software-download/windows10
Step 11) Install Media Feature Pack: If you are using N versions of Windows: https://support.microsoft.com/en-us/topic/media-feature-pack-list-for-windows-n-editions-c1c6fffa-d052-8338-7a79-a4bb980a700a or Install normal Windows 10/11 editions
Step 12) Disconnect Additional joystick, controllers, disconnect multiple monitors, disconnect all the additional USB adapter connected to PC, close all the overclocking application (MSI Afterburner, rivatuner etc.) , Turn off Razer Synapse (razor lighting effects) and MSI Dragon Center, corsair software, end nahimic services & lightingservice.exe in task manager, remove the undervolt, perform clean boot
Step 13) Uninstall, delete the game folder, Reinstall the game to the different drive SSD