Has anyone seen 80% limit battery charge not sticking to 80%?
It's set to charge to 80% limit only but yet my phone is at 100%. Has anyone seen this?
iPhone 15 Pro Max, iOS 17
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Even with the 80% Limit enabled, the iPhone will occasionally charge to the full 100%.
About Optimized Battery Charging on your iPhone - Apple Support
The relevant section says:
With 80% Limit enabled, your iPhone will occasionally charge to 100 percent to maintain accurate battery state-of-charge estimates.