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iPhone 8 Plus Battery Replacement

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Step 1 - Before You Start

  • - Before you start disassembling the phone, discharge the battery to below 25%.
    - Turn off your phone.
    - Remove the SIM tray.

  • Caution:

    - If the battery is swollen:
    - Take adequate measures and precautions,
    - Do not heat your phone.
    - Wear eye and hand protection.

  • Tip:

    - If the display glass is broken, keep further breakage contained by taping over the glass.
    - Lay overlapping strips of clear self-adhesive tape over the display.

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Step 2 - Opening Process
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  • - Remove the SIM tray.
    - Remove the two pentalobe screws. at the bottom edge of the phone.
    - Apply a heat gun or hairdryer to the lower edge of the iPhone.
    - Slide an opening pick between the display and the frame.
    - Progress slowly along the edges.
    - Open the iPhone by swinging the display up from the left side.
    - Don't try to fully detach the display, several cables are still connected to the iPhone's logic board.
    - Opening the phone's display will endanger its waterproof features.
    - Make sure you have prepared replacement seals before you start with the repair.

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Step 3 - Disconnect The Battery
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  • - Remove four Phillips screws which secure the lower LCD cable bracket:
    - Remove the screws securing the display connector bracket and remove the bracket.
    - Carefully use a spudger to disconnect the battery connector, and pry the digitiser cable connector up from its socket.
    - Lift the cable until he separates.

    Tip:
    - Keep a record of each screw so you can put them back where they belong to avoid damaging your iPhone.

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Step 4 - Removing The Battery
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  • The iPhone 8 Plus's battery is secured by four pieces of stretch-release adhesive.
    -Use tweezers to peel back the battery adhesive tab.
    - Just start slowly pulling them one by one.
    - Don't rush it, because they might break, which jeopardizes the battery removal.
    - When the tabs are completely removed there shouldn't be any more glue under the battery.
    - Slide the top of the spudger and lift up the battery.
    - Remove the old battery.

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Step 5 - Installing The New Battery
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  • Tips:
    - You should always test your repairs before you reseal the device.
    - Connect the new battery to the motherboard.
    - Turn on your device.
    - Once you are sure that the phone is working normally, turn it off again.
    - Disconnect the battery.
    - Use a double-sided self-adhesive tape.
    - We need two small pieces.
    - Put the battery in the place.
    - Gently press around the battery perimeter to make it bond to the adhesive strips.
    - Connect the battery to the logic board one final time.

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Step 6 - End Process
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  • - Install the metal bracket and secure it with 4 screws.
    - Lower the front panel and align it with the metal body.
    - Adjust the top clips first.
    - Carefully press around the edges until the entire display clicks in.
    - Insert the SIM card.
    - Repair is done.
    - You can now power on your phone.

Step 7 - IPhone 8 Plus Screen Replacement And Phone Repair
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