Guide with all the necessary steps for you to change the components of the Apple iPad Air 3 (A2123) yourself.
To start we must apply heat to the screen to soften the adhesive that holds it, and so we can introduce a metal tool thin enough, with which we will open a bit of space to introduce the plastic spikes to take off all the edges of the screen, now that with plastic spikes we will be less likely to damage the screen.
At the bottom of the screen (where the button is located) we must be careful not to damage the button with the plastic spikes.