You can learn more about how the MUX Switch works here. In addition, if you want to toggle the MUX Switch manually, we recommend you do so from Armoury Crate by selecting the Ultimate GPU mode and rebooting the system.
You can learn more about How to search and download drivers. or above to prevent the issue happens again. If you have already encountered a frozen screen please refer to the troubleshooting steps below, and then update the NVIDIA driver to v31. This happens when users manually set the display to 'NVIDIA GPU Only' in the NVIDIA Control Panel after they reboot the system. If your laptop model is ROG Zephyrus M16 (2023) GU604V series, ROG Strix Scar 16 (2023) G634J series, or ROG Flow X16 (2023) GV601V series, users may encounter a frozen screen.
Troubleshooting - System stops responding after setting NVIDIA GPU only in NVIDIA Control Panel
