iPhone battery drains quickly after iOS 27 – Apple explains why

After the release of iOS 27, iPhone users may notice rapid battery drain. Apple explains that this is a temporary phenomenon related to background processes after installing the update: data indexing, resource loading, and app updates. Once these processes are complete, battery consumption should return to normal.

After the release of iOS 27, iPhone users may notice unusually fast battery drain. Apple explains that this is a temporary phenomenon related to background processes after installing a major update. The device indexes data and files to improve search, loads necessary resources, and updates apps, temporarily increasing system load. Apple warns that during this period, the device may heat up more and consume more energy. After the background processes are complete, battery consumption should return to normal levels. Autonomy can also be affected by user habits: after an update, iPhone owners often start exploring new features more frequently, causing the screen and other resource-intensive components to be used longer than usual. The article references a CNET publication.