How to make World of Warcraft work in 3D? Many people have removed the error ‘World of Warcraft was unable to start up 3D acceleration” by disabling this feature. The Fullscreen Optimizations feature enables the operating system in your computer to optimize performance of games when they’re running in full screen mode. Why does World of Warcraft run in full screen? It’s usually related to graphical settings or drivers on your computer but there are other culprits as well. The “World of Warcraft was unable to start up 3D acceleration” is an error which appears when users are trying to launch this game and it prevents them from playing. Why is World of Warcraft unable to start up? Update your drivers to resolve any compatibility issues.
Make sure your video card is supported on our World of Warcraft supported video cards article. Make sure your system meets the minimum system requirements. Follow the steps below to resolve this issue. World of Warcraft was unable to start up 3D acceleration. Frequently Asked Questions Why does World of Warcraft not have 3D acceleration?