We apply heat to the back shell, and with a fine enough tool we will open a small hole through which we will introduce one or more plastic spikes, and thus there will be less risk of scratching the shell.

We disconnect the flex bridge that connects the fingerprint reader and the motherboard.

We remove the eleven Phillips screws (PH # 00) that hold the intermediate casing, and with a flat tool we will unhook it.

We disconnect the battery to work with greater security.

We disconnect and remove the rear cameras.

We disconnect all the components that are connected on the motherboard.

We extract the Phillips screw (PH # 00) that holds the shield that covers the connector of the front camera, and we will disconnect it.

And to finish we will only have to extract the card tray, and with the help of a flat tool we will lift the motherboard that we have to replace.