Optimized Battery Charging
Reduces the time the battery spends fully charged by pausing at 80% and finishing closer to when you usually unplug, to slow battery aging.
In iOS 17
iPhone 14 or earlier
Settings then Battery then Battery Health & Charging then Optimized Battery Charging
“On iPhone 14 or earlier: Tap Battery, then tap Battery Health & Charging. Turn Optimized Battery Charging on or off.” — Apple User Guide
iPhone 15 or later
Settings then Battery then Battery Health & Charging then Charging Optimization then Optimized Battery Charging
“Go to Settings > Battery > Battery Health & Charging. On iPhone 15 and later models: Tap Charging Optimization, then choose Optimized Battery Charging.” — Apple User Guide
Where it has lived
-
iOS 17 and later
iPhone 14 or earlier
Settings then Battery then Battery Health & Charging then Optimized Battery Charging
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iOS 26 and later
iPhone 15 or later
Settings then Battery then Charging then Optimized Battery Charging
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Before iOS 26
iPhone 15 or later
Settings then Battery then Battery Health & Charging then Charging Optimization then Optimized Battery Charging
Checked against Apple's User Guides from iOS 17 onward. Menus can differ slightly by region, language, model and installed apps.
More iPhone settings
Sources for this page
Last verified 8 Oct 2026
- 1 Charge the iPhone battery - Apple Support support.apple.com · guide for version 17.0
- 1 Charge the iPhone battery - Apple Support support.apple.com · guide for version 18.0
- 1 Optimize iPhone battery charging - Apple Support support.apple.com · guide for version 26
- 1 Optimize iPhone battery charging - Apple Support support.apple.com · current guide