First of all we must remove the tray from the cards.
Step 2 Back case
With the help of a tool that is thin enough, we uncouple all the edges of the casing, taking care not to damage it too much. And we have unhooked the flex from the fingerprint reader to work more comfortably.
Step 3 Fingerprint reader
Finally, we will only have to take off the damaged fingerprint reader.
Video Tutorial summary
In this video you can watch a quick summary of the tutorial, but we recommend to follow the complete tutorial, with its explanations and detailed images.