This post aims to keep from mistakes those who has iPhone 8 Plus on iOS 14.4 (like I have recently been).
I am a happy owner of iPhone 8 Plus (256 GB) since October 2018 and it performed fantastic on every iOS including iOS 14.4. Issues emerged after I updated it to iOS 14.8 two days ago. Now I...
iPhone 12 mini running iOS 14.6. Purchased on launch day. Battery capacity is 94%. I am enrolled in one Apple Research study: Apple Heart & Movement Study. I own a series 6 Watch.
The Apple Research app is draining the battery the last several weeks - 20% or higher, in the Battery usage chart...