Remove the following four Phillips screws:

One 1.9 mm screw

One 4.3 mm screw

Two 4.3 mm screws with thinner shanks

Remove the tiny grounding clip from the left screw hole. Be careful not to lose it.

The grounding clip installs such that the contoured edge faces the left side of the phone.

Remove the small plastic insert from the right side of the USB-C port.

Be sure to reinstall this insert before you screw down the daughterboard.