Calibrate iPhone Battery

How to calibrate the iPhone battery

You know calibrate iPhone battery? The battery of the devices is still today the endemic evil of smartphones along with others iPhone crashes. With all that technology has advanced, our smartphones continue to integrate a battery that barely lasts a day, despite the fact that in recent times battery management in the latest operating systems has improved a lot. The only advances that we find in the field of batteries for mobile devices is related to battery charging. Manufacturers strive to allow our devices to charge as quickly as possible in the shortest amount of time.

A few months ago, Xiaomi presented a battery that together with a special charger, allowed to charge 80% of the battery capacity in just 10 minutes. Samsung for its part is working on flexible batteries that would be useful in future projects it has in mind related to flexible devices. But nothing related to battery life and its expandability.

Battery Charge Diagram on iPhone

When it comes to recharging our iPhone, the first 80% of the battery is charged quickly in order to offer us the possibility of using it quickly. On the other hand, when it exceeds 80%, it slows down the battery charge to protect it and thus extend the life of the battery. When our battery reaches a certain number of cycles, between 700 and 1000, we must begin to think about calibrating the iPhone battery more often than normal in order to extend the battery life and so that the use of the battery by the operating system more efficient.

The first symptoms are shown when our device starts to turn off when it still has battery, based on the percentage shown at the top. That is when we must proceed to calibrate it so that the device knows for sure when the battery has been charged and when it has 1% left, to prevent it from turning off prematurely.

Battery cycles

As we can read on the Apple website, each charge cycle, unit of measure of the batteries it does not represent a full charge to 100% of the battery but quite the opposite. Every time we completely discharge the battery of our device, a charging cycle has been completed. If we use 75% of our battery one day and charge the device the next day, we have not completed a cycle but only 75%. If the next day we use 25% of the battery, we will have completed a complete battery cycle.

If your iPhone needs a battery replacement and calibrating it is not enough, you can get your battery replacement from this link.

In order to calibrate the battery of the iPhone we will need to do it preferably on a weekend in which we do not have to plan to go out, since it requires a few simple steps that take us several hours. Or remove the SIM card and use it in another device while the battery of our iPhone is calibrating correctly.

How to calibrate the iPhone battery

Calibrated battery

  • First of all we must charge the battery of our device to 100%.
  • Once 100% charged we disconnect it from the charger and make normal use of the device. If we want to spend the battery playing or watching movies it is exactly the same, the important thing is that the iPhone drains the battery.
  • When the battery is running out, that is, it reaches 1%, we continue to use the mobile on a regular basis until finally turn off.
  • Once off, we leave it like that without connecting it to the network to charge it. It is very important to leave the device completely without battery between six and eight hours.
  • Once the established period has elapsed, between six and eight hours, we will proceed to reconnect the charger to our iPhone so that it begins to charge. This time we must keep the charger connected for six to eight hours, for the device to get a true measurement of the battery status.
  • It is very important that throughout this process, let's not touch the device at all, so the best option is to leave it in Airplane mode, so we will not be tempted to answer a call or WhatsApp.
  • Once six or eight hours have passed, we will proceed to disconnect the device from the network and restart it. To restart the device we will have to press and hold together the Sleep and Start button for a few seconds until the apple logo appears.

Once all this process is finished, the operation of the battery of our device should improve a lot compared to how it was doing so far, so that it will take much longer to go from 100% to 99% and 1% until the battery is completely turned off. From this moment, being a software problem, our iPhone will perfectly recognize the state of the battery.

Apple Store

If, on the other hand, the battery of our device continues to give us problems with the duration or it turns off suddenly when it still indicates that it has enough battery, the best option will be for go through the technical service Apple to change the battery for an official one.

We can also go to one of the different unofficial services to change the battery but it is not recommended. Like the unofficial technical services that allow us to replace the screen of our iPhone, the components of these services are not the original ones, so their operation can leave a lot to be desired. There are times when it is preferable to change the screen and the battery directly at Apple even if it is a little more expensive, than to try to save us some money and finally have to finally visit an Apple Store to solve the problem.

The price to change the battery of any iPhone model directly in an Apple Store is 79 euros. In the different stores that offer us to change the battery without being an official Apple technical service, the joke can cost us between 40 and 60 euros. It really is not worth it and more knowing the risk that we run knowing that it is not an original Apple battery.

Tips to reduce iPhone battery consumption

Wi-Fi, Bluetooth and location connections

IPhone 6s compass

In the first versions of iOS, we always had to be aware of deactivating the Bluetooth connection, Wi-Fi and the data connection if we wanted to be able to end the day with battery, but for some time now, with the improvements of iOS 9 in battery management, disabling these connections does not represent a substantial increase in the duration of our device, so it is not necessary to deactivate them continuously. In addition, the latest models already use version 4.0 of Bluetooth that consumes very little battery and is able to support a linked device without problems all day, such as the Apple Watch.

The same happens with the location of the device. Unless we are using an application that requires continued use of localization, all applications they only make use of it when necessary, without assuming a high battery consumption.

Background updates

IOS background updates

One of the new functions that can affect the battery life, depending on the number of applications that we have installed, are the applications in the background, so this option is always recommended to disable itAs it checks for a new update, it automatically starts downloading it as long as it is on a Wi-Fi connection.

Mobile data

Mobile data on iPhone

Mobile data is one of the biggest expenses in the day to day of our device. Keep in mind that our iPhone is continually looking for antennas to connect to and data usage has a huge impact on battery. You just have to do the test with your device and deactivate the data for a day depending only on the Wi-Fi connections that surround you. You will see how depending on the use you make of it, the battery of your device can last a couple of days without problems.

Mail applications

IOS Mail

Mail applications are also usually an important part of the consumption of our device, so whenever possible it is recommended disable push notifications in addition to setting the most widely spaced check time in time possible.

Use unofficial chargers

IPhone charger

In any computer store we can find a charger compatible with our iPhone, for the record I am not talking about Chinese imitations. Obviously Apple prefers that you spend 30 euros on the official charger but the function is performed in exactly the same way. Even though chargers don't have the same amperage, mobile devices are the thing to do. smart enough to know what is the maximum energy it can support limiting your consumption and minimizing the risk to zero

Don't close apps

Close iPhone apps

Despite the popular belief that closing applications in the background would allow us to free up memory and make our device work more efficiently, it has been a long time since that was shown to be false. If our device keeps the applications open, it is because it knows that sooner or later we are going to use them, otherwise, when we have been using them for a while, the system automatically closes them. If we dedicate ourselves to closing applications in the background, the system will open them again with the consequent battery consumption that this implies, reducing the life of our battery.

Be careful with the temperatures

iPhone overheated

Sudden changes in temperature, may affect the operation of our device, since they directly affect the battery of the same. As a general rule, we always use our iPhone at the temperatures recommended by the manufacturer, but sometimes, especially in summer, we must be careful to use the device directly in the sun. The same happens if we use the device in sub-zero temperatures, especially in winter, for long periods of time.

Sudden changes in temperature, from the street to full alone or several degrees below zero, which we find inside a room can affect and even damage our battery. Fortunately our iPhone has a security mechanism that turns off the device if they are in temperatures not allowed by the manufacturer, to protect the internal components of the same as well as the battery.

Now that you know how to calibrate the iPhone battery, we hope you follow the procedure that we have explained so that the autonomy of the Apple phone returns to normal values ​​and thus you take advantage of the full capacity of the battery. If it has reached the end of its useful life and the calibration does not work, it may be time to buy a replacement battery.


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