iPhone 16 Users Face Significant Battery Drain Issues

Apple's latest iOS 18 update is reportedly causing unexpected battery drain on iPhone 16 models, leaving users frustrated.

Numerous iPhone 16 and iPhone 16 Pro users report rapid battery drain, especially during standby mode, after updating to iOS 18.
Users on forums and social media describe battery levels dropping significantly even with minimal usage or while idle.
The issue appears to affect not only the iPhone 16 series but also older models running iOS 18.
Apple has yet to officially address the problem, though some users have seen slight improvements with the iOS 18.1 beta.
Common troubleshooting steps like disabling background app refresh and Pro Motion have not resolved the battery drain for many users.