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Apple iOS 13.2.3 Release: Should You Upgrade?
Apple releases iOS 13.2.3 with more background app improvements, Mail fixes, more - 9to5Mac
How to Fix the Battery Draining Issue on Your iPhone After Updating to iOS 6.1.3 « iOS & iPhone :: Gadget Hacks
iPhone 11 battery drain - Apple Community
iOS 13 Latest Version, Updates, Problems, Fixes & New Features | Macworld
My best battery thus far, on iOS 13.2 IPhone 11 pro max, LTE all day, Light Mode. 6 hrs and 46 minutes of screen on at 50% battery life. YouTube really is
ios 13.2 draining iphone 11 pro max batter - Apple Community
Help] WiFi idle energy battery drain. Woke up and phone was at 50% from 100%. I've had battery drain issues since updating to iOS 13.3 from 12.4 : r/jailbreak
iOS 13.3 improves battery life and performance on older iPhones
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