
A worn-out battery can seriously affect the performance of your iPhone X. If your phone drains quickly, shuts down unexpectedly, or feels slow even after software updates, a battery replacement can bring it back to life.
In this guide, we’ll show you how to replace the battery on the iPhone X safely and correctly, using the right tools and proper techniques. Follow each step carefully to avoid damage to internal components and ensure a successful repair.
Replacing the battery can significantly improve battery life, performance, and overall usability.
Difficulty Level: ⭐⭐⭐☆☆ (Moderate)
This repair requires patience and careful handling of connectors and adhesive strips. Recommended for users with basic repair experience.
Estimated Repair Time: 30–45 minutes
This repair guide based on iPhone X mobile phone.
Compatible Mode Numbers | A1865, A1901, A1902, A1903
Make sure the device is turned off and the SIM tray is removed before starting.
How to Find Tools and Parts
✅ Protect Your iPhone X
Turn off the iPhone completely. Remove the SIM tray using a SIM ejector tool and keep it aside safely.
Using a pentalobe screwdriver, remove the two screws located on either side of the charging port at the bottom of the phone.
Attach a suction cup near the bottom edge of the screen. Gently pull up to create a small gap.
Insert a plastic pry tool or pick and carefully separate the screen from the frame.
Slowly loosen the rubber gasket around the edges.
Lift the screen from the left side, opening it like a book. Do not pull it completely away, as the display cables are still connected.
Remove the five screws securing the metal protector shield. Lift and remove the shield carefully.
Disconnect the following connectors in order:
Once disconnected, set the screen assembly aside.
Locate the black adhesive pull tab at the top of the battery. Slowly peel it back at a low angle.
Repeat the same process for the bottom-right adhesive strip. Pull gently to avoid snapping the strips.
Once the adhesive is released, use a plastic pry tool to gently lift the battery from the frame and remove it.
Apply new adhesive strips to the replacement battery. Place the battery into the housing and connect it to the logic board.
Reconnect the connectors in this order:
Reinstall the metal shield and secure it using the five screws.
Align the top edge first and gently press the screen into place.
Snap the sides and bottom carefully, applying even pressure along the frame.
Reinsert the SIM tray and tighten the two bottom screws. Power on the device and check functionality.
No, battery replacement does not affect your data. However, backing up your iPhone is always recommended.
Yes, but ensure it is a high-quality, compatible iPhone X battery to avoid performance or safety issues.
Go to Settings > Battery > Battery Health to confirm proper performance.
Yes, proper battery adhesive strips are required to secure the battery safely inside the phone.
Check if the battery connector is properly seated. Reopen the phone and reconnect the battery and display cables.
Ensure the LCD and touch connectors are securely connected and the shield is properly installed.
Calibrate the battery by charging it to 100%, then letting it drain completely once or twice.
Apply even pressure around the frame and ensure the display clips are fully engaged.
Replacing the iPhone X battery is a practical repair that can extend the life of your device and restore performance. With the right tools and careful handling, this repair can be completed successfully at home.
If you have any questions or face issues during the repair, feel free to reach out. Happy repairing!
Related Guides





