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Using a screwdriver (Star Shape 0.8mm Pentalobe), unscrew 2 bolts on the end of the phone.
Using the key tool, open the SIM cards tray and remove it.
Do not push too hard this may cause damage.
Open the cover and pry up the fingerprint sensor connector.
Using a screwdriver (Phillips 1.5 mm PH000), unscrew 6 bolts.
Remove the upper cover.
Disconnect the connector on PCB and remove the battery.
Remove the lower protective cover.
Disconnect connectors on the lower PCB and remove it.
Pry and remove the buzzer (speaker) assembly.
Using a screwdriver (Phillips 1.5 mm PH000), unscrew 1 bolt in the PCB.
Disconnect the connector on PCB, and remove the front (selfie) camera.
Disconnect connectors on the PCB.
Remove the PCB.
Pry and remove the vibration motor, power & volume buttons flex cable, and coaxial cable.
Pry and remove the earpiece (speaker).
Disassembling\Repair has easy complexity and takes about 7 minutes in time.Our manual is suitable for all models Xiaomi RedMi 4 released for markets in different countries.