Adam Kos The condition of the battery, which leaves it up to the user whether he will prefer lower performance but longer endurance, or the still current performance of his iPhone or iPad at the expense of endurance itself. The feature is available for iPhone 6 and later phones with iOS 11.3 and later. But it may require recalibration on iPhones 11. Here you will learn how to do it. The update to the iOS 14.5 operating system brought, above all, the transparency of app tracking, which was talked about the most. But it also contained a novelty in which the battery condition monitoring system on the iPhone 11, iPhone 11 Pro and iPhone 11 Pro Max recalibrates the maximum capacity of the battery and its peak performance.
How apps and features use your device's battery
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This will fix the inaccurate battery health estimates that some users have been seeing. Symptoms of this error include unexpected battery drain or, in some rare cases, reduced maximum performance. The joke is that the inaccurate battery health report doesn't actually reflect any problem with the battery itself, but that's what Health is supposed to report.
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Battery recalibration messages
If your iPhone 11 model was also affected by the incorrect display, after updating to iOS 14.5 (and higher), you will see several possible messages in the Settings -> Battery -> Battery Health menu.
Battery recalibration in progress
If you receive the following message: “The battery health reporting system recalibrates the device's maximum capacity and peak performance. This process may take several weeks,” it means that your iPhone's battery health reporting system needs to be recalibrated. This recalibration of maximum capacity and maximum power will occur over time during normal charging cycles. If the process is successful, the recalibration message will disappear and the percentage of maximum battery capacity will be updated.
It is not possible to recommend iPhone service
Report “The battery health reporting system recalibrates the device's maximum capacity and peak performance. This process can take several weeks. No service recommendations can be made at this time.” means that it is not advisable to change the phone's battery as part of the service. If you were getting a low battery message before, this message will disappear after updating to iOS 14.5.
Recalibration failed
Of course, you may also see the message: "Battery health reporting system recalibration failed to complete. An Apple Authorized Service Provider can replace the battery free of charge to restore full performance and capacity.” So the system was probably not able to remove the error, but Apple is working to fix it. This message does not indicate a security problem. The battery can continue to be used. However, you may experience significant fluctuations in battery capacity and performance.
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iPhone battery service
Apple introduced the iPhone 11 series in September 2019. This means that if you bought it in the Czech Republic, you are still entitled to a free Apple service because the device has a 2-year warranty. So if you have any problems with the battery, including those related to the condition of the battery, look for the appropriate one iPhone service. You can also request a refund from Apple if you've paid for out-of-warranty service on your iPhone 11, iPhone 11 Pro, or iPhone 11 Pro Max battery in the past after receiving a low battery warning or experiencing unexpected behavior.
To recalibrate your battery health, keep in mind that:
- Recalibration of maximum capacity and peak power occurs during normal charging cycles and the entire process can take several weeks
- The displayed percentage of maximum capacity does not change during recalibration.
- Maximum performance may change, but most users probably won't notice.
- If you were getting a low battery message before, this message will disappear after updating to iOS 14.5.
- After the recalibration is complete, both the maximum capacity percentage and the maximum power are updated.
- You will know that the calibration process is finished when the recalibration message disappears.
- If, after recalibrating the battery health report, it turns out that the battery is in significantly worse condition, you will see a message that the battery needs service.
