How to solve directX error? WinXP system graphics card is running normally but can not play the game situation solution introduction

The system graphics card is running normally. When the game is opened, it prompts “ An unknown directX error has occurred. What is going on? How to solve? In response to this problem, this article introduces detailed solutions for everyone. Interested friends can understand

Why does the display manager in the device manager run normally, and open games such as League of Legends? Still showing "directX error" (as shown below)?

The reason for this is not that the graphics card driver in the pop-up window is too old, but the graphics card driver is "too new". Because Microsoft has stopped maintaining XP system, NVIDIA officially no longer performs WHQL signature verification for the graphics card driver under XP system. Therefore, when the XP system is installed with a new graphics card driver, the DirectX function cannot be used normally because the files in the graphics card driver are not digitally signed. The specific reason can be seen from the "Description" of the DirectX Diagnostic Tool (as shown below). Once you know the reason, you only need to uninstall the original driver to install the driver of the previous version of NVIDIA.



directX error how to solve the XP system graphics card normal operation but can not play the game to solve the tutorial

1, landing fast technology (original drive home) driver download channel, download a NVIDIA graphics card before October 2013 The driver (the drivers before this passed the WHQL test). Do not install after downloading.

2. Uninstall the NVIDIA graphics driver and all components (as shown below) in the "Add or Remove Programs" section of the "Control Panel" and restart the computer as prompted.

3. After restarting the computer, install the NVIDIA graphics driver that has just been downloaded from the fast technology driver download channel, and restart the computer according to the prompts.

4. After restarting the computer, the DirectX function can be restored to normal (as shown below). LOL will also open normally.