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iOS 15.0.2 Final Battery Life / Battery Drain / Battery Performance Test.



ello everyone, and welcome to the iOS 15.0.2 battery performance video.

iOS 15.0.2 was released as expected on October 11th 2021. Just 10 days after
the release of iOS 15.0.1. So being a .x.2 release it brings bug fixes to
iOS 15 and most likely also some security fixes. Some of the bug fixes are
issue with Airtags, some CarPlay issues, deleted photos saved from Messages
etc. As always there is concern if a new release has any impact
on battery life, and that is why I do this test. So lets get it done !

Lets run the test again.

This video was shot 32 hours after iOS 15.0.2 was installed, so it had some time to settle in. I have seen many comments that it takes about a week for battery performance to optimize itself after an iOS update. I have always been skeptical of this statement as I have never personally had bad battery life right after I update. If I restore and download backup from iCloud well then that is another story. So I decided to run the battery test 6 days after I…