Good news is that iPhone 6 and iOS 11.3 and other versions have got new features showing battery health and it will suggest when a battery should be replaced. To do this issue you can go through these levels: Settings > Battery > Battery Health.
Moreover, users can see if the performance management feature is on or off and they can decide to turn it off. As you probably know this feature dynamically manages maximum performance to prevent shutdowns at a time. We should mention that this feature will be activate just after an unexpected shutdown happen for the first time. This feature is available for iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPhone 7, and iPhone 7 Plus. Starting with iOS 12.1, iPhone 8, iPhone 8 Plus, and iPhone X include this feature; iPhone XS, iPhone XS Max, and iPhone XR include this feature starting with iOS 13.1. The results of performance management on these newer models may be less noticeable due to their more advanced hardware and software design.
All kinds of iPhone have got crucial performance management to ensure that the battery and overall system works well and safe, moreover internal components are protected too. This includes not only its behavior in hot or cold temperatures; also internal voltage management will be checked. This type of performance management is necessary for safety and expected function, and cannot be turned off.
iPhone Battery & Power Repair
We offer 1 hour battery replacement in our location, you can walk in, call us or make a reservation online.
We do battery replacement under apple warranty, AppleCare+ and out of warranty. Not sure if you're covered? Check your coverage by entering your iPhone serial number.
We guarantee our service, including replacement parts, for 90 days or the remaining term of your Apple warranty or AppleCare+ coverage, whichever is longer. We offer this whenever you get service from us. See here for battery replacement pricing for all iPhone models.
