
overwrite all (this will take 7-10 min depending on drive speed, it’s 13gb)


Replace the numbers with whatever your native resolution is. In the launch options you need to put this in your resolution: Install or Update DirectX and your video card drivers to fix this issue. Portal 2 Failed to create D3D device Error On PC, this normally arises due to resolution not supported by your monitor by running the game in native desktop resolution but if that doesn’t resolve this issue, you can use the same method above to resolve this on your PC. You can go into nVidia control panel and add Portal 2.exe and make it use nVidia GPU to resolve this issue. If you are using a laptop with nVidia card.

You can only hear the sound but the menu doesn’t appear, constant black screen remains. If you launch the game and screen stays black. Our Portal 2 troubleshooting and fixes guide can help you resolve most of the problems you may come across while playing or in your attempt to play Portal 2. Every big game launch on PC doesn’t come hassle-free, so you may have had to go through several problems at start due to reasons you would find in the article below. Portal 2 has been released on Steam after a whole week of release anticipated.
