Electronic Technical Report issued on: 08/06/2026
⚠️ SAFETY WARNING. Incorrect intervention on this device can lead to unforeseen risks or void the warranty. It is recommended not to proceed without proper technical skills. ReeFix provides this diagnosis EXCLUSIVELY for educational and informational purposes.
Probability: High (60-75%)
Key signs/indicators:
Event ID 4101 errors ("Display driver amdkmdap stopped responding and has successfully recovered") in Event Viewer.Why it happens: Windows Update tends to install generic graphics drivers or outdated versions that conflict with official AMD Adrenalin drivers. This "silent overwrite" creates a discrepancy between the kernel driver (amdkmdap.sys) and user libraries, blocking the Desktop Window Manager (DWM) and preventing proper initialization of the graphics pipeline. The operating system, detecting a timeout (TDR - Timeout Detection and Recovery), attempts to reset the driver but fails due to corruption, leaving the screen black.
Quick checks (DIY):
F8 is disabled by default in Windows 11 to speed up boot, the quickest method is to hold down the Shift key while clicking Restart in the Start menu (if the interface is partially visible). If the screen is completely black at startup, force shut down the PC by holding the power button for 3 consecutive times during the boot phase; this will activate the Windows Recovery Environment (WinRE), from which you can select Troubleshoot > Advanced options > Startup Settings > Restart and press 4 or F4 for Safe Mode. If the display works in this mode, it's a clear indicator of a software driver issue.Estimated costs: Low (user time for software resolution) or Medium-Low (technical intervention for cleaning and configuration, 50-100€).
Common mistakes:
Mini-glossary:
Probability: Medium (20-30%)
Key signs/indicators:
Why it happens: An unstable or undersized power supply unit (PSU) can cause micro-voltage drops on the 12V line that powers the GPU, especially during peak loads. These electrical fluctuations cause the video driver to crash hardware. Windows, interpreting this as a software error, attempts to restore the driver, sometimes installing a generic or corrupted version, triggering the cycle described in Cause A.
Quick checks (DIY):
Tools needed (for technician):
Estimated costs: Medium-High (power supply replacement: 70-150€ for a quality model).
Output for technician: "Check the stability of the 12V line of the power supply under synthetic load. Monitor for any micro-voltage drops that could trigger hardware TDR and subsequent software driver corruption."
Probability: Low (5-10%)
Key signs/indicators:
Why it happens: Aging thermal paste on the GPU die or thermal pads on VRAM and VRM modules reduces heat dissipation efficiency. When the junction temperature exceeds safety limits (often above 100°C), the card's thermal protection mechanisms abruptly reduce frequencies (thermal throttling) or cut power to the graphics chip to prevent permanent damage. This causes an immediate loss of video signal and a system driver crash.
Quick checks (DIY):
Estimated costs: Medium (thermal paste and pad replacement: 30-60€ for materials, 50-100€ for labor if working on the graphics card). High (if the GPU is damaged and needs replacement, 200-800€+).
Safety notes: Opening the graphics card to replace thermal paste and pads requires advanced skills and voids the warranty. Risk of permanent damage to sensitive electronic components.
Operational decision:
Conclusion: Always start with CAUSE A (driver conflict) as it is the most probable and least expensive to address independently. If driver cleaning and reinstallation do not resolve the issue, investigate CAUSES B and C, which often require the intervention of a qualified technician. If hardware diagnosis reveals a major GPU failure, consider replacing the component or the entire device.