Issue getting second monitor to work

[nepti]

@inpachi

Kernel: 6.14.1-zen1-1-zen

@inpachi

Device-1: NVIDIA GB203 [GeForce RTX 5080] vendor: Gigabyte driver: nvidia
v: 570.133.07 alternate: nouveau,nvidia_drm non-free: N/A
status: unknown device ID

@inpachi

nvidia-dkms

Take a look here:

Nvidia 5090 not working with Garuda Broadwing Dr460nized

The GPU is not recognized correctly. And it looks like the wrong drivers are installed. The 5090 is not supported by the proprietary nvidia drivers, post the output from: pacman -Qs nvidia Only the nvidia-open drivers support the Blackwell GPUs, in your case for the linux-zen kernel you need nvidia-open-dkms.

If you still have issues afterwards, then try to remove :

@inpachi

kernel 6.15.0-rc1-1-mainline