Iphone 5 battery calibration problem

Open Settings , and then select the Privacy heading.

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Tap Location Services. Now, your iPhone will use your location data to ensure your gyroscope, GPS, compass, and accelerometer are working properly.

Why You Should Calibrate Your iPhone Battery

Users with older versions of iOS may need to recalibrate the Compass and motion sensor by opening Compass and going through a little mini-game that requires you to roll a red ball around a circle. It might seem strange to say you can calibrate the iPhone's battery, but you can, at least in the sense of calibrating how the phone monitors and reports the percentage of remaining battery power. This is needed whenever the iPhone begins giving inaccurate percentages, either showing a low percentage when it ends up lasting an hour or two longer or showing a healthy supply of battery power only to shut down suddenly.

Leave the phone discharged and unplugged overnight in order to ensure the battery is completely drained.

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Once all of the above has been completed, your phone should be able to give a more accurate indication of its battery status, although if problems persist it may be necessary to replace the battery altogether. Share Pin Email.

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Simon Chandler is a tech writer covering cryptocurrency, social media, AI and other topics. Please read the whole question.


If calibration is not important, why is it recommended? I want to start off on the right foot with my new battery. I've never calibrated my batteries since the Samsung Galaxy S3 was released that was March 13th Never had issues that ever pointed to calibrating batteries. They either work fine or their faulty.

How To Calibrate iPhone Battery for an Accurate Percentage

Then it's the problem with the battery, or the system is still using old data on your new battery. Help Translate iFixit. Back Answers Index. John Lozier jlozier Rep: 65 3. View the answer I have this problem too Subscribed to new answers. Is this a good question? When there's a discrepancy between your phone's software-based battery meter and your battery's actual charge level, it can have some confusing results.

Take the Nexus 6P battery issue from a year ago as an example. Ultimately, this is because the software "thought" the battery had a higher capacity than it actually did — the capacity it had when the phone was new. So if your phone's getting up there in terms of age, there's a good chance that the battery life being reported by the Android OS doesn't match the actual charge level in your battery.

Battery Calibration

If your phone is not experiencing such issues, battery calibration is not recommended. This isn't a fix to improve battery life, it's just a method to get help your phone's software battery meter align with your battery's actual charge. Again, big thanks to Ashtonmore on Reddit for outlining this process. Recalibrating your software battery meter is actually fairly simple, though it takes a bit of time.

iPhone 5 Battery Percentage Not Increasing

Proceed at your own risk. Finally, about a week later, repeat this same process. Once you've done that, the software battery meter should actually match your battery's physical charge level.