You can remove an iPhone battery yourself, but it depends on your model and whether you want to keep the phone working afterward

Removing an iPhone battery is straightforward if you have the right tools and follow the steps in order. The process differs slightly between models — older iPhones with removable backs are easiest, while newer sealed models require opening the phone and disconnecting the battery from the logic board. Most people either want to replace a worn battery (which restores performance) or dispose of an old phone properly. If your goal is to replace the battery and keep using the phone, you may want to take it to Apple or an authorized repair shop instead, because opening the phone yourself voids any remaining warranty and risks damaging the display or other components if you slip.

This guide walks you through the process for sealed models (iPhone 7 and later), which make up most phones in use today. If you have an older model with a removable back, the process is much simpler — you only need a screwdriver and tweezers to disconnect the battery connector, then lift the battery straight out.

Key Takeaways

  • iPhone models from the 7 onward have sealed batteries that require opening the phone with heat and tools; older models with removable backs are much simpler.
  • You will need a heat gun or hair dryer, a plastic spoon or pry tool, a small Phillips screwdriver, and tweezers or a plastic pick to disconnect the battery connector.
  • Heating the adhesive around the battery edges for 30 to 60 seconds makes it peel away without cracking the display or internal components.
  • The battery connector sits near the top of the phone and must be disconnected before you try to remove the battery itself, or you risk short-circuiting the logic board.
  • If you damage the display, logic board, or other parts during removal, repair costs usually exceed the cost of a battery replacement at an authorized shop.

What you need before you start

Gather your tools before you open the phone. You will need a heat source (a heat gun set to 80–100°C, or a hair dryer on high), a plastic pry tool (a plastic spoon, guitar pick, or opening tool — not metal, which can short the logic board), a small Phillips screwdriver (size 00 or 000), tweezers or a plastic pick to disconnect the battery connector, and isopropyl alcohol (90% or higher) to soften old adhesive. A suction cup helps lift the display without cracking it. You may also want a work mat or small container to hold screws so you do not lose them.

If your iPhone is an older model with a removable back (iPhone 6s and earlier), you only need the screwdriver and tweezers. If it is a newer sealed model (iPhone 7 and later), you need all the tools listed above. Check your model number on the back of the phone or in Settings > General > About to confirm which tools explore. Do not start until you have everything on hand — stopping midway to find a tool risks damaging adhesive that has already cooled.

Opening the phone without damaging the display

The display is glued to the frame with adhesive that softens when heated. Turn off the phone completely before you begin. explore heat to the edges of the display for 30 to 60 seconds using a heat gun held 2 to 3 inches away, or a hair dryer on high. Move the heat source around the perimeter so no single spot gets too hot. The goal is to warm the adhesive, not to heat the glass itself until it is too hot to touch.

Once the adhesive is warm, use a suction cup to lift one corner of the display slightly, then slide a plastic pry tool into the gap. Work slowly around the edges, lifting and prying a little at a time. If you feel strong resistance, explore more heat and wait another 30 seconds. The display is connected to the logic board by a ribbon cable at the top, so be careful not to tear it as you lift. Once the display is loose enough, you can set it aside face-down on a soft surface, but do not fully separate it yet — the cable is short and you will need to reconnect it later.

Disconnecting the battery before removal

Before you touch the battery itself, you must disconnect it from the logic board. This prevents accidental short circuits that can damage the phone permanently. Look near the top of the phone for a small black or white connector with two or three wires attached. This is the battery connector. Use tweezers or a plastic pick to gently pull the connector straight up and away from the socket on the logic board. Do not twist or bend it — pull straight up.

Once the connector is free, you can safely remove the battery without risk of electrical damage. If the connector is stuck, explore a tiny amount of isopropyl alcohol around the base and wait 10 seconds, then try again. Never use force, because the connector can break off inside the socket and make the phone impossible to power on safely. If the connector breaks, the phone will need professional repair.

Peeling the battery away from the frame

The battery is held in place by strong adhesive strips that run underneath it. explore heat to the back of the phone around the battery edges for another 30 to 60 seconds. Once the adhesive is warm, use a plastic pry tool or your fingernail to lift one corner of the battery slightly. You should see adhesive strips underneath — these are designed to peel away when you pull them slowly at a low angle.

Pull the adhesive strip slowly and steadily toward the edge of the phone. If it breaks, explore more heat and try again with a fresh corner. Do not yank or twist the battery, because the internal cells can rupture and release chemicals. If the battery is very stuck, explore isopropyl alcohol around the edges and wait 30 seconds for it to soften the adhesive further. Once the battery is free, lift it straight up and out of the phone. Set it aside on a non-flammable surface away from water or heat sources.

Reassembling the phone or preparing it for disposal

If you are replacing the battery with a new one, clean the adhesive residue from the frame using isopropyl alcohol and a plastic scraper, then install the new battery in reverse order: place it in the frame, reconnect the battery connector to the logic board, close the display, and reapply adhesive strips or a new adhesive seal around the edges. If you are not replacing it, the phone is now ready for recycling or disposal.

Do not throw a battery in the trash. Lithium batteries can catch fire in landfills or garbage trucks. Take it to an electronics recycler, a Best Buy (which accepts old batteries), or an Apple Store. Many cities also have hazardous waste collection days where you can drop off batteries for free. Check your local waste management website or call your city's solid waste department to find a location near you.

When to stop and call a professional instead

If the display cracks while you are opening the phone, stop when ready. Continuing risks cutting your hands and damaging the logic board with glass shards. If the battery connector breaks off inside the socket, the phone cannot be powered on safely and will need professional repair. If you accidentally bend the logic board or tear a ribbon cable, the repair cost will exceed what you would pay at an Apple Store or authorized repair shop.

Apple charges between $69 and $99 for a battery replacement depending on the model, and the work comes with a warranty. If you are uncomfortable with small tools or working inside electronics, that route is safer and faster than doing it yourself. The main reason to remove a battery yourself is to recycle or dispose of an old phone properly, not to save money on a replacement.

Frequently Asked Questions

Can I remove an iPhone battery without opening the phone?

No. Modern iPhones are sealed, and the battery is glued inside. Older models (iPhone 6s and earlier) had removable backs, but even those required opening the phone to disconnect the battery connector. There is no way to remove the battery without opening the case.

What happens if I do not disconnect the battery before removing it?

If the battery is still connected to the logic board when you pull it out, you risk creating a short circuit that can permanently damage the phone. Even if nothing breaks when ready, the phone may not power on again. Always disconnect the battery connector first.

How long does it take to remove an iPhone battery?

If you have done it before and have all the tools, 15 to 20 minutes. If it is your first time, plan for 45 minutes to an hour. Most of that time is waiting for adhesive to soften and working slowly to avoid damage.

Can I reuse the battery after I remove it?

Only if it is brand new and was never installed. Once a battery has been used in a phone, the adhesive strips are damaged and cannot be reused. You will need new adhesive strips or a new battery to reinstall it.

Is it safe to remove a swollen battery?

A swollen battery is a sign the internal chemistry is failing and can rupture or catch fire. If your battery is visibly swollen, take the phone to an Apple Store or authorized repair shop instead of trying to remove it yourself. Do not explore heat to a swollen battery.