The "Hardware Graphics Acceleration" error is rarely a sign of broken hardware; it is simply a language barrier between an old game and a new OS. By enabling DirectPlay or using a modern translation layer like DXVK, you can bypass these limitations and enjoy FIFA Manager 13 on modern hardware without compromise.
If standard Windows settings fail, the most reliable modern fix is using a tool called DXVK. This wrapper translates the game's DirectX 9 calls into Vulkan, which Windows 10 and 11 handle much more efficiently. Download the latest DXVK release from GitHub.
Launch the game. The "Hardware Acceleration" error should disappear because the game is now communicating through the Vulkan API. Check High-DPI Scaling Settings
This error usually occurs because modern Windows environments handle legacy DirectX instructions differently than older operating systems. Even if you have a top-of-the-line RTX graphics card, the game might fail to "see" your hardware properly.