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How to Fix iPhone 6 Battery Drain Fast after Replacement [copy link]


My battery started some months ago draining real quick so i decided to buy a new one and change it myself. But the battery is still draining at the same speed, even on standby. This problem may leave you clueless, this article will help you solve iPhone battery that dies so fast after replacement.

Use original battery

Determine if the newly replaced battery is original. This problem may occur if the iPhone has a third-party battery installed. The battery hardware is incompatible or the battery quality is bad and iPhone overheating after battery replacement may cause the iPhone battery drain fast after replacing the new battery.

You can open [Settings], find[Battery] and click, check [Battery Health], check the current maximum capacity, enter the interface and click Battery Health. Tap anywhere in the list to change it from a percentage display to a breakdown of screen and background used by running applications. Close programs that are draining the iPhone battery.

How to reset iPhone?

If the iPhone battery is in good condition, reset the iPhone first to rule out drain fast caused by the conflict of phone program software.

Try to restore the factory settings.

If you want to keep the information on your iPhone, iPad, or iPod, create a backup.

Restore your device to factory settings.

Open iTunes on your installed Mac.

Connect iPhone to your computer.

If a message appears asking for your device password or asking you to "trust this computer," follow the steps that appear on your screen.

Click Restore [Device].

Your computer will then erase the contents of your device and install the latest iOS, iPad OS, or iPod software.

After restoring the factory settings, the iPhone will restart. You can now set it up as a new device.

Damaged or improperly installed batteries

A damaged or improperly installed battery is the root cause of the iPhone battery draining and getting hot.Please caution when installing or removing the iPhone's battery when replacing. Otherwise, you may break the small components on the circuit board near the battery. This can also cause short circuits and battery is damaged. The circuit board may be shorted in water, etc. This short circuit usually generates heat,so check for abnormal heat on the motherboard.

Use original Apple adapter

Make sure you are charging with an original Apple USB adapter. Use the original Apple adapter to charge your iPhone for a few cycles. This may help resolve iPhone battery drain issues. If your iPhone gets hot while charging, it indicates a problem with the charger. Try not to use car chargers, because the car may have unstable voltage during start up or shut down, which may cause rapid loss of battery power.

Avoid iPhone overheating

It is especially important to avoid leaving the device in an environment where the ambient temperature is higher than 35, otherwise the battery capacity may be permanently damaged.

Charging the device in a high temperature environment may further damage the device.When the battery exceeds the recommended temperature, the software may limit charging after the battery reaches 80%. Storage of the battery even in high temperature environments can cause irreparable damage.

Battery life decreases when using the device in very cold environments, but this isonly temporary. When the battery temperature returns to the normal, its performance will return to normal.

Perform iPhone DFU restore

Enter DFU mode to restore iPhone firmware, first turn off the phone, then connect to the computer

Open iTunes now,

After shutting down, press and hold the power button and HOME at the same time for about 10S,

The iPhone can enter DFU mode,

At this time, iTunes will pop up a prompt, you can choose "Update" or "Restore".

Select "Resume", agree to the agreement, it will start downloading the firmware, and automatically enter the recovery mode after the download is complete.

The Bottom Line:

After all the above solutions, if replaced iPhone 6 battery still dying, it is necessary to get after-sales shop to check whether the motherboard has a problem. If there is an Apple store (or an authorized repair shop) to replace your iPhone battery, contact them to tell them about your problem and what you did to resolve it.

Related Articles:

How to Fix Phone Gets Hot and Drains Battery Fast

What Risk of Replacing iPhone Battery

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