Apple releases bug fix releases – iOS and iPadOS 15.4.1, macOS 12.3.1 and watchOS 8.5.1. HomePod software is also updated to 15.4.1 version.
iOS fixes include battery drain fix, macOS Monterey now should have Bluetooth game controllers working properly.
Security content
All updates contain security fixes for zero-day exploits and highly recommended for installation.
Reference:
- Apple releases iOS 15.4.1 with battery issues fix for iPhone and iPad
- Apple Releases watchOS 8.5.1 With Security Updates and Bug Fixes
- Apple Releases HomePod 15.4.1 Software With Siri Fix
- Apple Releases iOS 15.4.1 With Fix for Battery Drain Issue
- Apple Releases macOS Monterey 12.3.1 With Bluetooth and Display Fixes
- macOS 12.3.1 fixes bug affecting game controllers and other Bluetooth devices
- Apple fixes multiple zero-day exploits with iOS 15.4.1 and macOS 12.3.1
Recommendations
Developer:
Try applications on new OS versions, check for compatibility issues.QA engineer:
Check applications for regressions.PM/DM:
Consider updating development machines as releases contain serious zero-day exploit fixes.