A legitimate PRE-GFX download will contain:

This means Windows has stopped the device due to reported problems. Uninstall the driver completely using Display Driver Uninstaller (DDU) in Safe Mode. Then reinstall the Pre-GFX driver without an internet connection to prevent automatic overwrites.

How do you know you have installed the best version? Run these quick tests:

| Test | Poor Driver Result | Best Driver Result | | :--- | :--- | :--- | | Boot Time (to desktop) | >90 seconds | <45 seconds | | GPU-Z Render Test | Crashes or freezes | Stable for 1 hour | | Event Log (System) | 5+ WHEA errors per hour | 0 errors | | Legacy DirectX 9 Call | Software rendering (slow) | Hardware acceleration active |

If your system passes all four metrics, you have found the best En Core Pre GFX download for your hardware.