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Apple iPhone 11 Battery Replacement

Battery Replacement guide for the Apple iPhone 11

Moderate
~47 min
22 steps

Before you begin

Tools

  • P2 Pentalobe screwdriver
  • Y000 Tri-point screwdriver
  • Plastic opening picks
  • Suction cup
  • Spudger
  • Tweezers
  • iOpener or heat gun

Parts / materials

  • Replacement battery
  • Battery stretch-release adhesive strips
  • Display perimeter adhesive gasket
  • Isopropyl alcohol (90% or higher)

Safety

  • Discharge battery below 25% before starting repair to prevent thermal runaway if punctured.
  • Do not use sharp metal tools near the lithium-ion battery.
  • Wear eye protection during heating and adhesive removal steps.

Overview

# Apple iPhone 11 Battery Replacement Repair Guide Action-specific battery replacement walkthrough for the Apple iPhone 11. About 47 minutes across 22 steps. This DIY guide walks through battery replacement on the Apple iPhone 11 (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 11 specifically—not a similar iPhone sibling. Most DIY techs finish this Apple iPhone 11 battery replacement in about 47 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Apple iPhone 11 job: P2 Pentalobe screwdriver, Y000 Tri-point screwdriver, Plastic opening picks, Suction cup, Spudger, Tweezers, iOpener or heat gun. Parts and supplies: Replacement battery, Battery stretch-release adhesive strips, Display perimeter adhesive gasket, Isopropyl alcohol (90% or higher). Power the iPhone 11 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 11, 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 11

    1 min

    Press and hold the side button and volume down button, then slide to power off. Ensure the device is fully shut down before proceeding.

  2. 2

    Remove Bottom Pentalobe Screws

    2 min

    Use a P2 pentalobe screwdriver to remove the two 6.7 mm screws located on either side of the Lightning connector.

  3. 3

    Heat Lower Edge of Display

    2 min

    Apply a heated iOpener or hair dryer to the lower edge of the device for two minutes to soften the display perimeter seal.

  4. 4

    Attach Suction Cup to Screen

    1 min

    Place a suction cup on the lower half of the front glass, positioned just above the bottom speaker grill.

  5. 5

    Insert Opening Pick into Bottom Seam

    2 min

    Pull up on the suction cup to create a slight gap at the bottom edge, then insert an opening pick into the gap.

  6. 6

    Slice Left and Right Edge Adhesive

    3 min

    Slide the opening pick around the lower-left and lower-right edges to slice through the adhesive seal. Do not insert the pick deep along the right side.

  7. 7

    Open Display Assembly

    1 min

    Gently swing the display open from the left edge like a book. Prop the display upright against a sturdy object so it does not strain ribbon cables.

  8. 8

    Remove Logic Board Cable Bracket Screws

    2 min

    Use a Y000 tri-point screwdriver to remove the three screws securing the metal logic board cable cover bracket.

  9. 9

    Remove Logic Board Cover Bracket

    1 min

    Use tweezers to lift out the metal cover bracket and set it aside in a magnetic screw mat.

  10. 10

    Disconnect Battery Press Connector

    1 min

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

  11. 11

    Disconnect Display and Digitizer Cables

    2 min

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

  12. 12

    Remove Display Assembly

    1 min

    Lift the entire display assembly completely off the rear case and set it in a safe location.

  13. 13

    Expose Battery Pull Tabs

    2 min

    Locate the black adhesive pull-tab tips on the top and bottom edges of the battery and peel them back using tweezers.

  14. 14

    Pull Bottom Battery Adhesive Strips

    4 min

    Gently pull the bottom adhesive tabs at a flat, low angle away from the battery until the strips slide out completely.

  15. 15

    Pull Top Battery Adhesive Strips

    4 min

    Pull the top adhesive tabs slowly and parallel to the housing until they release from under the battery.

  16. 16

    Lift Out Old Battery

    2 min

    Carefully remove the battery from the chassis. Apply a few drops of high-concentration isopropyl alcohol if any residual glue remains.

  17. 17

    Apply Adhesive to New Battery

    2 min

    Peel the protective film from the new adhesive strips, attach them to the back of the replacement battery, and press down firmly.

  18. 18

    Install New Battery in Chassis

    2 min

    Align the replacement battery in the rear housing, lower it into position, and press down evenly on top of it.

  19. 19

    Temporarily Connect Display and Test Power

    4 min

    Reconnect the display cables and battery connector, power on the device to verify function, then power off and disconnect the battery.

  20. 20

    Apply New Perimeter Frame Adhesive

    3 min

    Clean remaining glue off the frame using isopropyl alcohol, align a new adhesive frame seal, and press it firmly around the edge.

  21. 21

    Reconnect Ribbons and Reinstall Metal Bracket

    3 min

    Reconnect display and battery press connectors, reposition the metal bracket cover, and drive the Y000 tri-point screws back in place.

  22. 22

    Seal Display and Install Pentalobe Screws

    2 min

    Align the top hooks of the display frame, press the screen into the case until flush, and reinstall the two bottom P2 pentalobe screws.

After your Apple iPhone 11 battery replacement

Power the iPhone 11 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 11 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 11 repair context in the encyclopedia, or open related DIY guides.

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