iPhone battery health
Hellos guys my iPhone 13 (normal) battery health in 25 days drops from 98% to 96%, and I used this phone for 10 month, and do everything has good for keep safe battery health but I don’t know why it’s happened? It’s normal or bad? Can possible this issue from don’t upgrade iOS version 16 from latest version? If somebody know please help me. Ignore my bad English
iPhone 13, iOS 16