Open the back cover.
Using a screwdriver (Phillips 1.5 mm PH000), unscrew 8 bolts in the frame of the phone and remove tha cover hiding the display connector.
Pry and remove the middle frame.
For careful separation, we recommend using a heat gun. At the same time, it is necessary to heat carefully in order, not to damage the surface of the device.
Disconnect connectors on the PCB and remove the front (selfie) camera and assembly of the buzzer (speaker), earpiece speaker, and headphone jack/socket.