Remove any old adhesive residue from the front of the phone and set the old screen aside.

You can use a spudger to help scrape it off.

Reapply 3M 9448A tape to the lips on the inside edge of the phone. Cover as much surface area as possible.

During reassembly, use a pair of tweezers to install the new adhesive.

Don't touch the tape with your fingers or the adhesive will lose strength.

Remove the front backing and you're ready to install the new screen.