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ASA_1

Level 1 (4 points)

iPhone 18 charged to 100% despite 80% optimized charging limit

my iphone 18 has optimised charging turned on and i set max charging limit to 80% so why was it charged to 100% this morning?

Posted on Sep 22, 2026 11:30 PM

1 reply

SravanKrA

Level 10 (454,138 points)

Sep 22, 2026 11:32 PM in response to ASA_1

If you have Charge Limit set to less than 100 per cent, your iPhone will occasionally charge to 100 per cent to maintain accurate battery state-of-charge estimates.

About Charge Limit and Optimised Battery Charging on iPhone - Apple Support (IN)

Originally posted at discussions.apple.com/thread/256363245