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Apple iPhone 14 Plus Battery Replacement

Battery Replacement guide for the Apple iPhone 14 Plus

Moderate
~39 min
21 steps

Before you begin

Tools

  • P2 Pentalobe screwdriver
  • Y000 Tri-point screwdriver
  • Suction handle
  • Opening picks
  • Spudger
  • Tweezers
  • Heat gun or iOpener

Parts / materials

  • Replacement iPhone 14 Plus battery
  • Battery adhesive strips
  • Rear glass perimeter adhesive seal
  • 91%+ Isopropyl alcohol

Safety

  • Discharge battery below 25% before disassembly to reduce risk of thermal runaway.
  • Wear eye protection when pulling stretch-release adhesive strips.
  • Always disconnect the battery before unseating or connecting internal flex cables.

Overview

# Apple iPhone 14 Plus Battery Replacement Repair Guide Action-specific battery replacement walkthrough for the Apple iPhone 14 Plus. About 39 minutes across 21 steps. This DIY guide walks through battery replacement on the Apple iPhone 14 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 14 Plus specifically—not a similar iPhone sibling. Most DIY techs finish this Apple iPhone 14 Plus battery replacement in about 39 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Apple iPhone 14 Plus job: P2 Pentalobe screwdriver, Y000 Tri-point screwdriver, Suction handle, Opening picks, Spudger, Tweezers, Heat gun or iOpener. Parts and supplies: Replacement iPhone 14 Plus battery, Battery adhesive strips, Rear glass perimeter adhesive seal, 91%+ Isopropyl alcohol. Power the iPhone 14 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 14 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 battery replacement for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Power Off the iPhone

    1 min

    Press and hold the Side button and Volume Down button simultaneously, then slide the screen slider to shut down the device completely.

  2. 2

    Remove Pentalobe Screws

    2 min

    Use a P2 Pentalobe driver to remove the two 6.8 mm screws located at the bottom edge near the charging port.

  3. 3

    Heat the Rear Glass

    2 min

    Apply a heated iOpener or heat gun to the bottom edge of the back glass for two minutes to soften the perimeter adhesive.

  4. 4

    Attach Suction Handle

    1 min

    Place a suction cup onto the lower third of the rear glass panel, avoiding the curved edges.

  5. 5

    Create Gap and Insert Pick

    2 min

    Pull firmly on the suction handle to create a slight gap at the bottom edge and slide an opening pick into the gap.

  6. 6

    Slice Lower Adhesive

    2 min

    Slide the opening pick back and forth along the bottom edge to slice through the adhesive seal.

  7. 7

    Slice Side Edge Adhesive

    3 min

    Slide the pick up the left and right edges of the phone frame, taking care not to insert the pick deeper than 4 mm.

  8. 8

    Open Rear Glass Panel

    1 min

    Gently swing the back glass open toward the right side of the phone like a book cover.

  9. 9

    Unbolt Connector Bracket Screws

    2 min

    Use a Y000 tri-point driver to remove the screws securing the metal shield over the battery and rear glass connectors.

  10. 10

    Remove Connector Shield

    1 min

    Use tweezers to carefully lift the metal connector shield out of the phone body.

  11. 11

    Disconnect the Battery

    1 min

    Pry the battery connector straight up from its logic board socket using the flat end of a spudger.

  12. 12

    Disconnect Rear Glass Cable

    1 min

    Use the spudger to detach the rear glass wireless charging assembly flex cable from the logic board.

  13. 13

    Detach Rear Glass Panel

    1 min

    Lift the rear glass assembly completely off the phone chassis and set it aside in a safe spot.

  14. 14

    Peel Adhesive Pull-Tabs

    2 min

    Use tweezers to unstick the black pull-tabs of the stretch-release adhesive strips from the top and bottom edges of the battery.

  15. 15

    Pull Stretch-Release Adhesive

    4 min

    Slowly pull each adhesive tab outward at a low angle until the entire strip stretches out from underneath the battery.

  16. 16

    Remove Old Battery

    2 min

    Lift the battery out of the rear enclosure. If stuck, apply a few drops of isopropyl alcohol around the edges to loosen remaining tape.

  17. 17

    Clean Battery Recess

    2 min

    Wipe the inside of the battery cavity with isopropyl alcohol and a lint-free cloth to remove old adhesive residue.

  18. 18

    Apply New Battery Adhesive

    2 min

    Attach fresh stretch-release adhesive strips to the backside of the replacement battery and peel off the protective liners.

  19. 19

    Install Replacement Battery

    2 min

    Set the new battery into the cavity and press firmly to set the adhesive, ensuring the cable aligns with the socket.

  20. 20

    Reconnect Connectors and Shield

    3 min

    Snap the rear glass flex cable and battery cable into their sockets, then reinstall the metal bracket with its Y000 screws.

  21. 21

    Reseal and Secure Back Glass

    2 min

    Press the back glass firmly onto the frame to engage the seal, then reinstall the two P2 bottom screws.

After your Apple iPhone 14 Plus battery replacement

Power the iPhone 14 Plus back on and test the battery replacement 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 14 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 14 Plus repair context in the encyclopedia, or open related DIY guides.

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