Calibrate Battery on Android

How to Calibrate Battery on Android

Battery issues are the most common problems that users encounter with an Android (phones and tablets). This is why in this article, we discuss a few suggestions on how you can calibrate the battery on an Android yourself and efficiently fix battery problems. In most circumstances, as soon as the battery begins to drop rapidly or acts oddly, we think it is time to adjust the phones or get the battery to be replaced. Nonetheless, you do not actually require either of those things or rather, you just ought to perform How to Calibrate Battery on Android.

It is no suspicion that your phone battery degrades over time, but that does not mean it totally dies out (after a year of service). You begin noticing the abnormal conduct of your device when it closes down unexpectedly or your battery indicator displays the percentage dropping really quickly. So, let’s take a look at the following suggestions mentioned below to re-calibrate the Android battery.

How to Check Battery for Problems?

Firstly, to start with is to check your battery if it actually has an issue. If you have one of the phones where you can pull the battery out or take off the back cover, check the battery if it is protruding out of any side. Also, if it has bulged, that is a signal that you ought to substitute the phone battery. Well, there is a number of third-party agents that can assist you to change your phone battery. For this, you should have to check your local market.

You can also check the sides of your phone. Do you feel the phone body sides are not glued together properly? That may show earlier symptoms of a swollen battery which may later harm other domains of your phone. Always check for any bulges or leaks near the phone.

When to Calibrate Battery on Android Devices?

Ideally, you should calibrate the battery on Android devices every two to three months. In newer devices, like the ones established with Android Pie or Android 10, these phones come with Adaptive Battery which indicates the operating system optimizes the use of a battery as per your daily use. You can calibrate the battery on such Android devices (every three to four months).

However, here are a few pointers to check so, you know it is the ultimate time to calibrate the battery:

  • The battery does not charge fully to 100%
  • Battery percentage actually stuck at 90-95% when charged fully
  • The phone does not charge
  • Phone stays at 1% for a significantly long-time before shutting down
  • Battery drops fastly after every full charge
  • You can not leave the home without a charger

Moreover, one thing to be noted here is that the battery acts differently under high and low temperatures. That indicates that if you live around somewhere you get intense summers and winters, you should cycle via a full calibration of the battery (after every season).

If you newly updated the phone firmware or installed the main software update which can also cause the battery statistics to act oddly. Battery objections are very ordinary after an Android update, so you ought to make sure you have cleared all the cache for battery optimization.

Further, another cause for battery malfunction may be that your USB cable is not charging the phone correctly. In our tests, USB cables are of low quality (do not charge your phone with the full current as demanded) which may bring down the battery performance even more fastly. Well,  maybe, the USB port is malfunctioning. If this is the cause, check the port for any issues. 

Why You Should Not Calibrate Your Android Batter

If you go on the internet, there is a huge quarrel between people who are with and against battery calibration. However, the entirely depends on the device you have. If your battery is old, calibrating it won’t affect you much. Moreover, if the device’s hardware is old and used roughly for gaming, then you’ll need a new device.

Most modern devices alert you about when to calibrate and they even provide you with a way to do so. However, stock calibration is not as great as using 3rd party apps. Calibration also helps in keeping the battery at optimum condition, so it never goes to 0%. You must have noticed, that even if your phone is off due to a low battery, you can still turn it on because 1-2% is always there that you can’t see.

How to Calibrate Android Phone Battery

There are two main methods to do so, for the rooted and non-rooted devices. Since root changes the whole framework of Android, you need a different method to get the job done. Don’t worry, we’ll share both of them for your ease, just follow the guide below.


Shoutoutnerds won’t be responsible if anything happens to your device if you follow this tutorial. Ensure that all your data is already backed-up so that you won’t lose your important data in case of any problems. Battery calibration might not work for your device cause even more problems. This might lead to a drop in the battery life since you are tried to reset your battery. You can use the custom ROMs battery optimizer, your device can survive a whole day. Installing a custom ROM or custom tweak can damage your device software if not installed correctly.

Calibrate Battery on Android (No Root Required)

This is an old method that works on every device, whether rooted or not. However, if you don’t have a rooted device then this is your preferred method. Follow the guide and you’ll see how easy that is, but make sure to follow the steps exactly, otherwise, you have to do it again.

  1. Empty your phone’s battery completely until it shuts down itself.
  2. Again, turn on the phone, and let it again shut down again by itself to ensure that the battery is completely drained.
  3. Repeat the above step until your phone can’t turn on anymore.
  4. Connect your phone for charging using the original charging cable and charging brick. Charge your phone to 100%
  5. Once fully charged, unplug the phone.
  6. Turn it on and immediately check the battery percentage.
  7. If it says 100%, then the process went okay.
  8. If it is not 100%, charge the phone till it reaches 100%.
  9. Drain the whole battery again, do it as soon as possible.
  10. Finally, charge it again to the full 100% and the process is over now. You have calibrated the battery on your Android phone.

Calibrate the Android Battery with Root Access

A rooted device requires the same method as above, but then you have to do an extra step to ensure victory. Nowadays, most people don’t root their devices since the devices are already buffed enough to provide the best performance. But if for some reason, you have rooted your device, follow the method below:

  1. Repeat all the steps above.
  2. Download and install Solid Explorer, or any other file manager like Root Explorer.
  3. Open the app and navigate to /systems partition and delete the batterystats.bin file.

I am sure that deleting the file won’t do much difference but still do it for the sake of knowledge 😂

Leave a Reply Cancel reply