New Apple iOS 13 is KILLING batteries as iPhone owners find battery life drains quickly | Daily Mail Online
iOS 13 Battery Life Bad? Tips to Fix Battery Drain in iOS 13 | OSXDaily
Apple iOS 13.3 Release: Should You Upgrade? [Updated] - Forbes Vetted
iOS 16.4 to detail Always-On display battery consumption
Apple's iOS 13.3.1 Update Reportedly Drains iPhone Battery Fast
The IOS 13.3 Battery Drain Tested On IPhone 11 To IPhone 6S
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
How to fix iOS 16's (iOS 16.2) battery drain issue - Quora
iOS 13 on the iPhone 6S and SE: New software runs fine on a phone that's still fast | Ars Technica
Severe battery drain after updating my iPhone SE to iOS 13. 52 minutes of use, 50 in Pokémon GO completely drained my battery. iOS or Pokémon problem? : r/TheSilphRoad