Phone · Apple · iPhone 7
Apple iPhone 7 Battery Replacement
Battery Replacement guide for the Apple iPhone 7
Before you begin
Tools
- P2 Pentalobe screwdriver
- Y000 Tri-point screwdriver
- Plastic spudger tool
- Plastic opening picks
- Suction cup tool
- Heat gun or hair dryer
- Tweezers
Parts / materials
- Replacement iPhone 7 battery
- Battery adhesive removal strips
- Display assembly perimeter adhesive gasket
- Isopropyl alcohol (90%+)
Safety
- Discharge the battery below 25% before disassembly to reduce fire risk if damaged.
- Wear eye protection when opening the display or handling heated glass edges.
- Disconnect the battery before unplugging any other internal cables to prevent short circuits.
- Do not puncture, bend, or pry against the battery with metal tools.
Overview
Step-by-step
- 1
Power Off the iPhone
1 minPress and hold the sleep/wake button, then slide the screen toggle to turn off the phone completely.
- 2
Remove Pentalobe Bottom Screws
2 minUnscrew the two 3.4 mm P2 Pentalobe screws located on either side of the Lightning charging port.
- 3
Heat Bottom Edge
2 minApply a hair dryer or heat gun along the bottom edge of the phone for 90 seconds to soften the adhesive seal.
- 4
Attach Suction Cup
1 minPlace a suction cup onto the lower portion of the display assembly, just above the Home button.
- 5
Pry Open Lower Edge
2 minPull up firmly on the suction cup to create a slight gap, then slide a plastic opening pick under the bezel.
- 6
Slice Left Edge Seal
2 minSlide the plastic pick up the left edge of the phone to cut through the water-resistant adhesive.
- 7
Slice Right Edge Seal
2 minSlide the pick along the right side of the device, taking care not to insert it deeper than 2 mm near the screen cables.
- 8
Open Display Assembly
1 minGently swing the display open toward the right side, like opening the cover of a book.
- 9
Unscrew Lower Display Bracket
2 minRemove the four Y000 Tri-point screws securing the lower display cable bracket to the logic board.
- 10
Remove Lower Cable Bracket
1 minUse tweezers to lift out the metal lower display bracket and set it aside.
- 11
Disconnect Battery Connector
1 minPry the battery connector straight up from its socket on the logic board using a plastic spudger.
- 12
Disconnect Display Flex Cables
2 minUse the spudger to disconnect the lower display cable and digitizer cable from their board sockets.
- 13
Unscrew Upper Display Bracket
2 minRemove the two Y000 Tri-point screws holding the metal bracket over the front panel sensor connector.
- 14
Detach Screen Assembly
2 minDisconnect the front sensor assembly cable and lift the screen off the rear enclosure.
- 15
Unpeel Battery Adhesive Pull-Tabs
2 minPeel back the black tips of the two adhesive pull-tabs from the bottom edge of the battery.
- 16
Pull First Adhesive Strip
3 minSlowly pull one adhesive tab at a flat angle along the side of the battery until the strip slides out completely.
- 17
Pull Second Adhesive Strip
3 minPull the second adhesive strip slowly at a low angle until it releases from underneath the battery.
- 18
Lift Out Battery
2 minLift the old battery out of the housing. Apply a few drops of high-concentration isopropyl alcohol under the battery if any adhesive remains stuck.
- 19
Install New Adhesive Strips
3 minAttach replacement battery adhesive strips to the underside of the new battery, then press the battery firmly into the case.
- 20
Reattach Display Assembly Cables
4 minConnect the front sensor cable, display cables, and battery connector back into their logic board sockets.
- 21
Reinstall Metal Brackets
3 minPlace the upper and lower metal brackets back over their connectors and secure them with the Y000 Tri-point screws.
- 22
Seal Screen and Bottom Screws
3 minAlign the top hooks of the display with the frame, press the edges flat until flush, and reinstall the two bottom P2 Pentalobe screws.
After your Apple iPhone 7 battery replacement
Power the iPhone 7 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 7 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 7 repair context in the encyclopedia, or open related DIY guides.

