The Nokia G20's 48MP main sensor relies on Nokia's proprietary camera algorithm (found in the stock app). On custom ROMs, you will use the OpenCamera or GCam mod, but the image quality will drop significantly, especially in low light.
He pressed the volume key to select "Yes" and tapped the power button. The screen went black, then rebooted into a fastboot screen. The dreaded "Unlocked Bootloader" warning appeared—ugly, but a badge of honor. The door was open. nokia g20 custom rom