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Phone · Apple · iPhone 8 Plus

Apple iPhone 8 Plus Microphone Repair

Microphone Repair guide for the Apple iPhone 8 Plus

Moderate
~57 min
27 steps

Before you begin

Tools

  • P2 Pentalobe screwdriver
  • Tri-point Y000 screwdriver
  • Phillips #000 screwdriver
  • Suction cup
  • Opening picks
  • Tweezers
  • Spudger
  • iOpener or heat gun

Parts / materials

  • Replacement iPhone 8 Plus lower flex assembly with microphone
  • Display perimeter adhesive gasket
  • Isopropyl alcohol (99%)

Safety

  • Discharge the phone battery below 25% prior to disassembly to prevent fire hazards if punctured.
  • Wear safety glasses to protect your eyes from fine glass shards if the display is cracked.
  • Use an anti-static wrist strap to protect delicate internal electronics from electrostatic discharge.

Overview

# Apple iPhone 8 Plus Microphone Repair Repair Guide Action-specific microphone repair walkthrough for the Apple iPhone 8 Plus. About 57 minutes across 27 steps. This DIY guide walks through microphone repair on the Apple iPhone 8 Plus (iPhone series phone). Before you open the device, confirm the exact model number on the Apple settings screen or rear housing so your replacement part matches the iPhone 8 Plus specifically—not a similar iPhone sibling. Most DIY techs finish this Apple iPhone 8 Plus microphone repair in about 57 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Apple iPhone 8 Plus job: P2 Pentalobe screwdriver, Tri-point Y000 screwdriver, Phillips #000 screwdriver, Suction cup, Opening picks, Tweezers, Spudger, iOpener or heat gun. Parts and supplies: Replacement iPhone 8 Plus lower flex assembly with microphone, Display perimeter adhesive gasket, Isopropyl alcohol (99%). Power the iPhone 8 Plus off completely, remove SIMs/SD cards if present, and work on a clean, well-lit surface with a magnetic mat for screws. If a step feels wrong for your Apple iPhone 8 Plus, stop and compare the connector layout to the photos in this guide. When you prefer a same-day pro repair in Seattle instead, LML Repair can handle microphone repair for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Power down the iPhone

    1 min

    Press and hold the side button and volume down button, then slide to power off. Ensure the device is completely powered down before starting.

  2. 2

    Remove the Pentalobe screws

    2 min

    Use a P2 Pentalobe screwdriver to remove the two 3.5 mm screws located on either side of the Lightning port. Store them safely in a tray.

  3. 3

    Heat the lower display edge

    2 min

    Apply a heated iOpener or hairdryer to the bottom edge of the phone for two minutes. This softens the waterproof display adhesive.

  4. 4

    Attach a suction cup

    1 min

    Place a suction cup on the lower half of the glass, just above the Home button. Press firmly to secure a suction seal.

  5. 5

    Separate the glass slightly

    2 min

    Pull up on the suction cup to create a tiny gap between the front glass and the rear case frame. Insert an opening pick into the gap.

  6. 6

    Slice the lower adhesive

    3 min

    Slide the opening pick along the bottom edge and up the left side of the phone to slice through the adhesive. Stop before reaching the top left corner.

  7. 7

    Slice the right side adhesive

    2 min

    Reinsert the pick at the bottom and slide it up the right edge to cut the remaining side adhesive. Do not push the pick too deep near the middle right cables.

  8. 8

    Open the display assembly

    1 min

    Gently swing the display open from the left edge like the cover of a book. Rest it against a solid object so it does not strain the ribbon cables.

  9. 9

    Unscrew the lower display bracket

    2 min

    Use a Tri-point Y000 screwdriver to remove the four screws holding the lower display cable bracket to the logic board.

  10. 10

    Remove the lower display bracket

    1 min

    Lift the lower display cable bracket out of the case with tweezers and set it aside.

  11. 11

    Disconnect the battery connector

    1 min

    Use the flat end of a spudger to pry the battery connector straight up from its socket on the logic board.

  12. 12

    Disconnect the lower display cables

    2 min

    Pry up the display press connector and the touch control press connector straight up from their logic board sockets.

  13. 13

    Unscrew the upper sensor bracket

    2 min

    Remove the three Tri-point Y000 screws securing the bracket over the front sensor assembly connector.

  14. 14

    Detach the display assembly

    2 min

    Disconnect the front sensor assembly cable using a spudger, then lift the display assembly completely off the frame.

  15. 15

    Unscrew the Taptic Engine

    2 min

    Use a Phillips #000 screwdriver to remove the two screws securing the Taptic Engine and its grounding bracket.

  16. 16

    Remove the Taptic Engine

    2 min

    Disconnect the Taptic Engine ribbon cable from the logic board and lift the Taptic Engine unit out of the device.

  17. 17

    Unscrew the lower speaker assembly

    2 min

    Remove the four Phillips #000 screws holding the loudspeaker assembly to the bottom of the rear case.

  18. 18

    Lift out the lower speaker

    2 min

    Gently lift the loudspeaker out of the phone frame, taking care not to snag the thin antenna interconnect cables.

  19. 19

    Unscrew the microphone and connector assembly

    3 min

    Remove the five Phillips #000 screws holding the Lightning connector assembly and primary microphone bracket in place.

  20. 20

    Free the primary microphone rubber boot

    2 min

    Use tweezers to lift the small rubber microphone gasket and metal retaining clip out of the lower right frame port.

  21. 21

    Peel up the microphone and flex assembly

    3 min

    Insert a flat spudger underneath the primary microphone and flex cable to carefully break the underlying adhesive.

  22. 22

    Remove the old microphone assembly

    2 min

    Lift the entire lower flex cable containing the main voice microphone and Lightning port out of the rear case.

  23. 23

    Install the new microphone assembly

    3 min

    Align the replacement microphone into its dedicated recess in the lower frame, then press the flex assembly onto the adhesive tracks.

  24. 24

    Reinstall the speaker and Taptic Engine

    4 min

    Lower the speaker assembly and Taptic Engine back into position, reattach their press connectors, and tighten all retaining screws.

  25. 25

    Reconnect the display and battery

    3 min

    Attach the front sensor, display, touch, and battery connectors to the logic board until each firmly clicks into place.

  26. 26

    Reseal and close the frame

    3 min

    Apply new perimeter adhesive tape around the case edge, align the top lip of the display, and press the glass flat into the frame.

  27. 27

    Reinstall the Pentalobe screws

    2 min

    Insert and tighten the two P2 Pentalobe screws adjacent to the Lightning port using your P2 screwdriver.

After your Apple iPhone 8 Plus microphone repair

Power the iPhone 8 Plus back on and test the microphone repair function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this Apple iPhone 8 Plus job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.

Keep learning

Explore more Apple iPhone 8 Plus repair context in the encyclopedia, or open related DIY guides.

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