Perhaps the most notable change in this update is the removal of (Beta) from the Battery Health feature. Apple developed Battery Health in response to the public outcry over performance throttling on iOS devices with aged batteries. It debuted in iOS 11.3 but carried a (Beta) tag as it was still under development. When Apple began releasing beta versions of iOS 12, the tag remained, but in public beta 4, the tag is gone. ...


원문출처 : https://www.phonearena.com/news/iOS-12-public-beta-4-Battery-Health-leaves-beta_id107306