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Apple iPhone 13 Pro Max Battery Replacement

Battery Replacement guide for the Apple iPhone 13 Pro Max

Moderate
~42 min
20 steps

Before you begin

Tools

  • P2 Pentalobe screwdriver
  • Y000 Tri-point screwdriver
  • Suction handle
  • Opening picks
  • Plastic spudger
  • Precision tweezers
  • iOpener or heat gun

Parts / materials

  • Replacement iPhone 13 Pro Max battery
  • Pre-cut battery adhesive strips
  • Display perimeter water-resistance seal
  • 90%+ Isopropyl alcohol

Safety

  • Discharge the battery below 25% before disassembly to minimize the risk of thermal runaway.
  • Wear eye protection to guard against unexpected glass fragments if the screen is cracked.
  • Never puncture, crush, or bend a lithium-ion battery with sharp metal tools.

Overview

# Apple iPhone 13 Pro Max Battery Replacement Repair Guide Action-specific battery replacement walkthrough for the Apple iPhone 13 Pro Max. About 42 minutes across 20 steps. This DIY guide walks through battery replacement on the Apple iPhone 13 Pro Max (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 13 Pro Max specifically—not a similar iPhone sibling. Most DIY techs finish this Apple iPhone 13 Pro Max battery replacement in about 42 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Apple iPhone 13 Pro Max job: P2 Pentalobe screwdriver, Y000 Tri-point screwdriver, Suction handle, Opening picks, Plastic spudger, Precision tweezers, iOpener or heat gun. Parts and supplies: Replacement iPhone 13 Pro Max battery, Pre-cut battery adhesive strips, Display perimeter water-resistance seal, 90%+ Isopropyl alcohol. Power the iPhone 13 Pro Max 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 13 Pro Max, 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 until the slider appears. Slide to turn off the iPhone completely before starting disassembly.

  2. 2

    Remove Pentalobe Screws

    2 min

    Use a P2 Pentalobe screwdriver to remove the two 6.8 mm screws located on either side of the Lightning charging port.

  3. 3

    Heat Bottom Edge

    2 min

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

  4. 4

    Attach Suction Handle

    1 min

    Place a suction cup on the lower third of the display glass, just above the home button area, and press firmly into place.

  5. 5

    Create Initial Display Gap

    3 min

    Pull up on the suction handle with firm, steady pressure to create a small gap between the screen and the metal frame. Insert an opening pick into the gap.

  6. 6

    Slice Bottom Adhesive

    2 min

    Slide the opening pick back and forth along the bottom edge of the device to cut through the water-resistance sealant.

  7. 7

    Slice Right Edge Adhesive

    2 min

    Move the pick carefully around the bottom-right corner and slide it up the right side to separate the display clips.

  8. 8

    Slice Top Edge Adhesive

    2 min

    Slide the pick across the top edge of the device, keeping the pick inserted no deeper than 2 mm to avoid damaging top sensors.

  9. 9

    Slice Left Edge Adhesive

    2 min

    Guide the pick down the left edge of the phone, being cautious near the center where delicate display cables are routed.

  10. 10

    Open Display to the Left

    1 min

    Gently swing the display open from the right side like the cover of a book, propping it against a sturdy object.

  11. 11

    Unscrew Battery Cover Bracket

    2 min

    Use a Y000 Tri-point driver to remove the three 1.3 mm screws holding the lower connector metal cover bracket.

  12. 12

    Remove Lower Bracket

    1 min

    Use precision tweezers to lift out the lower metal bracket covering the battery and display connectors.

  13. 13

    Disconnect the Battery Cable

    1 min

    Use the edge of a plastic spudger to pry the battery press connector straight up off its socket on the logic board.

  14. 14

    Unscrew Logic Board Display Bracket

    2 min

    Remove the two Y000 Tri-point screws securing the upper display cable bracket to the logic board.

  15. 15

    Disconnect Display Cables

    2 min

    Disconnect the display flex cable and the front sensor assembly cable using the tip of a spudger.

  16. 16

    Separate Display Assembly

    1 min

    Lift the entire display assembly away from the rear case and set it in a safe location.

  17. 17

    Unpeel Battery Adhesive Pull Tabs

    3 min

    Locate the black adhesive pull tabs at the top and bottom edges of the battery and peel them back gently using tweezers.

  18. 18

    Pull Bottom Adhesive Strips

    5 min

    Slowly pull each bottom adhesive strip out from beneath the battery at a low, flat angle until the strip releases completely.

  19. 19

    Pull Top Adhesive Strips

    5 min

    Pull the remaining top adhesive tabs steadily at a flat angle, taking care not to snag them on neighboring components.

  20. 20

    Remove the Battery

    2 min

    Lift the battery out of the rear enclosure. If any adhesive remains, apply a few drops of isopropyl alcohol around the edges and wait two minutes before lifting.

After your Apple iPhone 13 Pro Max battery replacement

Power the iPhone 13 Pro Max 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 13 Pro Max 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 13 Pro Max repair context in the encyclopedia, or open related DIY guides.

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