iOS 26.3.1 is a small update for iPhones recently released by Apple, focusing on compatibility enhancements and stability fixes.
Key Features
This point release specifically supports the new 2026 Studio Display and Studio Display XDR monitors. This provides screen mirroring and peripheral access for USB-C iPhone users. It does not offer any major new features or security patches. However, it includes general bug fixes. These fixes improve keyboard responsiveness, Spotlight search performance, and CarPlay connectivity.
Release details
Apple released this for iPadOS and macOS from March 3 to March 7, 2026. To ensure hardware integration and system reliability, it is recommended to install it immediately.
Wireless update steps
Avoid cellular for large downloads; connect to Wi-Fi and make sure your battery is over 50% or plugged in. Open Home > Settings > Software Update. If available, tap Download and Install (or Update Now after downloading); if prompted, provide your passcode. iOS 26.3.1, as a point release in the iOS 26 series, supports iPhone models with the original iOS 26 version.
Supported Models
iPhone 11, 11 Pro, and 11 Pro Max iPhone 12, 12 Pro, and 12 Pro Max 13 Pro Max, 13 Pro, 13 mini, and 13 Pro Max iPhone 14, 14 Plus, 14 Pro, and 14 Pro Max iPhone 15 Plus, 15 Pro, 15 Pro Max, and iPhone 15 iPhone 16, 16 Plus, 16 Pro, 16 Pro Max, and 16e 17, 17 Air, 17 Pro, and 17 Pro Max iPhones iPhone SE (second generation and subsequent versions)
