Cut one strip of 1 mm wide adhesive to be 6 mm (1/4") long.

Place the adhesive underneath the front-facing camera hole, parallel to the top edge of the display.

Cut two 3 mm (1/8") strips of 1 mm wide adhesive.

Place the adhesive strips to the left and right of the camera hole, perpendicular to the bottom adhesive strip.

Gently press the adhesive strips into place on the display with your finger or a spudger.