Omen do not detect my Nvidia card on Linux

Hello. My Omen doesn't find my Nvidia graphic card, it use only the main card, the battery go down very fast and the fans are going crazy until crash because they can't find the card neither

I'm pretty newbie in Linux, in fact, it's the computer from my boyfriend's and I trying to help him find a solution.

So please, if you have some idea, explain to me like I'm a baby. Here the info I have :

Distribution : EndeavourOS

Card nvidia : 3070 mobile

Card amd integrate (so hybrid graphics)

Cpu : Amd ryzen 7 5800H

Core version : 6.17

Desktop environment : plasma 5 (wayland)

Bootloader : systemd-boot