Summary created by Smart Answers AI
In summary:
- Apple released OS 26.3.1 across iPhones, iPads, and Macs to support the new Studio Display (2026) and Studio Display XDR models.
- Macworld reports the update enables USB-C iPhone users to connect with Studio Displays for screen mirroring and peripheral access functionality.
- The release includes various bug fixes but notably contains no security updates, focusing primarily on display compatibility improvements.
With the upcoming launch of the new Studio Display (2026 model) and Studio Display XDR dropping next week, Apple wants to make sure all your devices are ready. So on Wednesday, it released OS 26.3.1 for iPhones, iPads, Macs strictly so they will be.
iOS/iPadOS/macOS 26.3.1 adds support for these new displays, in addition to various fixes. The release notes are one line: “This update expands external display support to include Studio Display (2026) and Studio Display XDR, along with bug fixes for your iPhone, iPad, and Mac.”
We’re not sure anyone would be a $1,599 display for their iPhone, but in case you didn’t know, you can plug a USB-C-equipped iPhone directly into a Studio Display to mirror your iPhone’s display on the monitor. It also gives your iPhone a connection to other peripherals that may be plugged into your Studio Display, such as a USB-C keyboard.
Apple’s security site simply says, “This update has no published CVE entries,” so it’s likely that there are no security updates in this release.
iOS 26.3.1: How to install
Your iPhone will eventually prompt you to install iOS 26.3.1, but that can take a while, even if you have “Automatic Updates” turned on. To get it now, follow these steps:
- Open Settings.
- Tap General.
- Tap Software Update.
- Make sure you have the intended version of iOS selected if necessary, and follow the on-screen instructions.
Find out everything you need to know about iOS 26 in our iOS 26 superguide.