Fix for Acer Predator Black and Gray Screen GPU Crashes in dGPU Mode

    During our testing of the Acer Predator Helios 18 AI PH18-I71 (detailed review), we encountered an important stability issue when using the laptop in Discrete GPU mode. This is worth reporting separately because our machine was not a review sample from Acer – we ordered a retail configuration from an online store, just like a regular customer would.

    The problem appeared in some DX12 workloads. 3DMark Time Spy could trigger a grey or black screen followed by a system freeze, while Metro Exodus crashed in a similar way with a fatal error. Shadow of the Tomb Raider behaved differently: after a clean reboot, it was able to run normally in fullscreen mode and delivered consistent performance with the RTX 5090 Laptop GPU active.

    This suggested that the issue was not related to a lack of GPU performance. Instead, the symptoms pointed to a problem around the Discrete GPU mode, DX12 fullscreen presentation path, driver behavior, MUX switching, or the current BIOS / software combination. The error logs also contained DXGI / swapchain-related failures, which further supported that direction.

    We also found a related Acer Community discussion, where users report dGPU-only instability, TDR / NVIDIA driver crashes, black screens, flickering, and artifacts on Predator Helios 18-class machines. This does not mean that every unit is affected, but the symptoms were close enough to our own experience to be worth mentioning.

    THE FIX

    The good news is that the issue disappeared after installing the newest NVIDIA 610.62 graphics driver:
    https://www.nvidia.com/en-us/geforce/drivers/

    After the update, the previously problematic tests no longer produced grey screens, black screens, freezes, or crashes in Discrete GPU mode. 3DMark Time Spy and Metro Exodus worked normally, and we continued our final testing with the updated driver configuration.

    If you own an Acer Predator Helios 18 AI or a similar high-end Predator model and experience crashes, grey screens, black screens, or DXGI errors in Discrete GPU mode, updating to the latest available NVIDIA graphics driver should be the first thing to try before assuming there is a hardware problem.

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