GPU yellow mark in Device Manager despite dock power

he indicator light of the Thunderbolt dock is normal, but the desktop is not displayed when the computer is turned on or a yellow exclamation mark appears on the graphics card model in the device manager.
2024-07-11 16:29:04 Connect LattePanda Sigma to the Internet, or manually download the driver from the corresponding graphics card official website, reinstall it, and restart LattePanda Sigma.
Tonny12138
