Lift the camera bezel from the phone and remove it.

During reassembly:

This is a good point to test your phone's functionality before sealing it up. Use this guide to run a hardware test. Be sure to power your phone back down completely before you continue working.

If you are replacing the fingerprint sensor or screen assembly, use this guide to calibrate the fingerprint sensor.

Follow this guide to replace the back cover and camera bezel adhesive.