How to Fix iPhone Battery Draining Fast

This small new update also mends a security flaw.

A new iPhone update arrived last week: iOS 15.4.1.

Apple says "may have been actively exploited" on some devices.

The update also fixes a bug that causes braille devices to become unresponsive when navigating text or showing an alert

as well as a bug that causes some iPhone hearing devices to lose connection in some third-party apps

Apple's iOS 15.4 was released on March 15