All you need is some pry tools and the and a #00 Phillips screwdriver. Phillips #00 Screwdriver iFixit Opening Picks (Set of 6) First take off the back of the cover using the pry tools Then remove the Kapton tape ( it should be a yellow translucent tape )covering the fingerprint scanner flex cover Unscrew the fingerprint scanner (mentioned above) And finally, use the pry tool between the screen and the phone and go down the sides while simultaneously prying the screen away . When you have the screen out, you can replace it by doing these steps in a reverse order
Try clearing out any gunk that may have built up in the brewing needle. You can use a paperclip to clean out the needle above the k-cup pack ( the one attached to the lid ).