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Phone · Apple · iPhone 16 Pro

Apple iPhone 16 Pro Battery Replacement

Battery Replacement guide for the Apple iPhone 16 Pro

Moderate
~54 min
25 steps

Before you begin

Tools

  • Precision screwdriver set
  • Plastic opening tools
  • Tweezers
  • Suction handle
  • Heat gun or iOpener
  • Spudger
  • P2 Pentalobe screwdriver

Parts / materials

  • Replacement iPhone 16 Pro battery
  • Pre-cut battery adhesive strips
  • Display perimeter adhesive gasket
  • Isopropyl alcohol

Safety

  • Discharge the phone battery below 25% before beginning repair to reduce fire hazard.
  • Wear eye protection and ESD-safe gloves while handling internal electrical components.
  • Do not puncture, bend, or apply sharp metal tools directly to the lithium-ion battery.

Overview

# Apple iPhone 16 Pro Battery Replacement Repair Guide Action-specific battery replacement walkthrough for the Apple iPhone 16 Pro. About 54 minutes across 25 steps. This DIY guide walks through battery replacement on the Apple iPhone 16 Pro (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 16 Pro specifically—not a similar iPhone sibling. Most DIY techs finish this Apple iPhone 16 Pro battery replacement in about 54 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Apple iPhone 16 Pro job: Precision screwdriver set, Plastic opening tools, Tweezers, Suction handle, Heat gun or iOpener, Spudger, P2 Pentalobe screwdriver. Parts and supplies: Replacement iPhone 16 Pro battery, Pre-cut battery adhesive strips, Display perimeter adhesive gasket, Isopropyl alcohol. Power the iPhone 16 Pro 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 16 Pro, 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

    Turn off the iPhone 16 Pro

    1 min

    Press and hold the side button and volume down button until the power slider appears. Slide to completely power down the device.

  2. 2

    Remove the bottom Pentalobe screws

    2 min

    Use a P2 Pentalobe screwdriver to remove the two 5.3 mm screws located on either side of the USB-C port.

  3. 3

    Warm the lower display seal

    2 min

    Apply a heated iOpener or heat gun to the bottom edge of the phone for two minutes to soften the waterproof adhesive.

  4. 4

    Attach suction cup to display

    1 min

    Place a suction cup on the lower third of the display glass, just above the USB-C port.

  5. 5

    Slice bottom adhesive bond

    3 min

    Pull up firmly on the suction cup to create a small gap, then insert an opening pick under the screen's edge.

  6. 6

    Slice perimeter display adhesive

    5 min

    Slide the pick around the left, right, and top edges of the device to cut through the perimeter screen adhesive.

  7. 7

    Open display to the right

    1 min

    Gently swing the screen open from the left side like the cover of a book, propping it against a stable object.

  8. 8

    Remove lower bracket screws

    3 min

    Use a Tri-point Y000 screwdriver to remove the six screws securing the main board bracket.

  9. 9

    Lift off display cable bracket

    1 min

    Use precision tweezers to lift the metal shield bracket straight up and out of the phone.

  10. 10

    Disconnect battery press connector

    1 min

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

  11. 11

    Disconnect display and ambient sensor cables

    2 min

    Pry the display flex cable and sensor assembly connectors straight up from the logic board using a spudger.

  12. 12

    Separate display from chassis

    1 min

    Lift the entire display assembly off the frame and set it aside in a safe, clean place.

  13. 13

    Unseat lower battery adhesive tabs

    2 min

    Use tweezers to peel back the black pull-tab tips located at the bottom edge of the battery.

  14. 14

    Pull lower battery adhesive strips

    4 min

    Slowly pull each adhesive strip out horizontally at a flat angle until it releases completely from beneath the battery.

  15. 15

    Pull upper battery adhesive strips

    4 min

    Peel back and slowly pull the remaining adhesive tabs from the top edge of the battery using the same flat angle.

  16. 16

    Pry out the old battery

    3 min

    If adhesive remains, apply a few drops of 99% isopropyl alcohol around the battery edges and lift it out gently with a plastic spudger.

  17. 17

    Clean battery bay frame

    2 min

    Wipe down the inside chassis with lint-free wipes and isopropyl alcohol to clear away old adhesive residue.

  18. 18

    Attach fresh battery adhesive strips

    2 min

    Apply new double-sided battery adhesive strips directly to the rear of the new replacement battery.

  19. 19

    Press new battery into housing

    2 min

    Align the replacement battery in the chassis recess and press down firmly to secure the adhesive.

  20. 20

    Reconnect display flex cables

    2 min

    Position the display near the chassis and press the sensor and display connectors onto the board until they snap in.

  21. 21

    Secure display cable bracket

    3 min

    Place the metal shield over the connectors and install the six Tri-point screws to lock it into place.

  22. 22

    Connect new battery press connector

    1 min

    Align the battery press connector over its motherboard socket and gently press down until it clicks.

  23. 23

    Apply display perimeter seal

    3 min

    Lay a new pre-cut waterproof adhesive gasket along the outer edges of the phone frame.

  24. 24

    Seal display onto chassis

    2 min

    Align the top edge of the screen with the frame and lower it down, pressing firmly along all edges to snap clips into place.

  25. 25

    Install lower Pentalobe screws

    1 min

    Reinsert and tighten the two bottom 5.3 mm P2 Pentalobe screws beside the USB-C port.

After your Apple iPhone 16 Pro battery replacement

Power the iPhone 16 Pro 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 16 Pro 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 16 Pro repair context in the encyclopedia, or open related DIY guides.

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