It is possible to remove and replace the upper antenna WITHOUT removing the logic board!! So skip from step 7 to step 21 to 26 and 27.
THIS IS A 5 MINUTE JOB - IF THAT!!! AND THIS GUIDE TELLS YOU TO REMOVE THE BATTERY AND LOGIC BOARD!
NO NEED TO REMOVE ANYTHING EXCEPT THE BACK COVER AND THE TWO SCREWS HOLDING IN THE ANTENNA.
THIS GUIDE SHOULD BE AMENDED AS IT’S A COMPLETE WASTE OF TIME!!!
Could you use an LCD separator machine to remove the rear glass? The ones with heated surface with suction and wire - seems like an easier option than the razor blade.
This model is easier to do a screen replacement than an iPad Air 2, as there is no soldering required, just some careful re-attaching of the home button and front camera bracket..
Can admin please update the beginning of this guide to reflect that 5S screens are NOT interchangeable? I did not see these comments before undertaking the repair, thinking that I had compatible 5S screens and had egg on my face while I waited for a week for the correct screen.