Lift and remove the battery from the iPhone.

If there's any alcohol solution remaining in the phone, carefully wipe it off or allow it to air dry before installing your new battery.

There should be no resistance. If the battery remains stuck, reheat the iOpener and pry again.

If your replacement battery came in a plastic sleeve, remove it before installation by pulling it away from the the ribbon cable.

Before you adhere the replacement battery, temporarily reconnect the battery connector to the motherboard socket. This ensures that the battery is properly aligned in its recess.

Adhere the battery, disconnect it, and continue reassembling your device.

If your new battery doesn’t have adhesive preinstalled, refer to this guide to replace the adhesive strips.

Perform a hard reset after reassembly. This can prevent several issues and simplify troubleshooting.