If Your iPhone Battery's Draining Faster After iOS 26.5, Don't Panic

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1 min readKey summary
Apple says iPhone battery drain after installing iOS 26.5 is usually temporary.
The phone may be finishing background tasks like file indexing, asset downloads, and app updates.
iOS 26.5 also adds encrypted RCS messaging and bug fixes.
Apple says normal battery and thermal performance should return after setup completes.



