For longer battery life and a quieter laptop use Intel graphics and switch to NVIDIA graphics when you need additional performance or to use external displays on certain laptops. External display ports are connecting the the NVIDIA GPU on System76 laptops.
Pop!_OS by System76 includes the system76-power package that includes the ability to switch between NVIDIA and Intel graphics.
Click the system menu in the top right corner of your screen to access graphics switching.
Select either NVIDIA or Intel depending on which GPU you would like to use.
Once you select either NVIDIA or Intel you will be prompted to reboot.