Therefore, if your iPhone is showing 8 minutes to 80 percent and you are using a sluggish charger, you may easily consider changing the adapter to achieve faster results.
The change doesn't stop there, either. If you wish to charge over 80 percent, the new Battery section in Settings provides a charging status meter that shows you how long it will take to reach 100 percent charge.
More detailed information, such as daily consumption, may be viewed by iPhone users for a week or longer. Any app that uses more battery than normal will be detailed by the feature, which will also explain why it changed so quickly. Additionally, Apple is introducing a new Adaptive Power mode that will monitor battery life and determine whether lowering screen brightness might lengthen the device's background standby time.