Apple has just released a new iPhone update with the software version iOS 18.3.1. The update came a month after the launch of iOS 18.3. In addition, a few days ago, Apple also released iOS 18.3 for iPhone 11, iPhone 11 Pro and iPhone 11 Pro Max only. “iOS 18.3.1 is a new iteration of the software that took everyone by surprise as everyone was focused on the release of the iOS 18.4 beta updates.
As it happens, iOS 18.3.1 is now available for download from Apple’s iPhone and, like the iOS 18.2.1 update, it is a software release designed to introduce minor improvements and the usual bug fixes and security patches.
In this guide, we’ll tell you everything you need to know about iOS 18.3.1: what’s new, how to download and install the software and which iPhone models are compatible with the update.
Requirements for installing iOS 18.3.1
Here are the minimum requirements to install Apple’s software update:
- Your iPhone must be at least 50% charged and/or plugged into the mains.
- The update requires 1.41 GB of free memory.
- Your iPhone must be connected to a Wi-Fi signal or cellular data to download the update.
- You must have an iPhone compatible with iOS 18.
Don’t forget that it’s also important to back up your iPhone so you don’t lose your files in case of an error.
How to download and install iOS 18.3.1 on iPhone
Here’s how to update your Apple iPhone to iOS 18.3.1:
- Go to Settings > General > Software Update on your iPhone.
- Check if the iOS 18.3.1 update is already available.
- Tap the Download button.
- Once downloaded, your iPhone will automatically install the update.
- Your iPhone will restart to complete the installation.
What’s new in iOS 18.3.1
With the release of iOS 18.3, Apple had to temporarily disable some Apple Intelligence features, such as notification feeds in the News and Entertainment apps. The iOS 18.3.1 update has arrived to fix this issue.
In addition, iOS 18.3.1 also includes stability improvements and bug fixes.
Update: Apple has stated that iOS 18.3.1 includes “important bug fixes and security enhancements”, but we now know exactly what vulnerabilities this software release addresses. According to Apple’s security report, the iOS 18.3.1 (and iPadOS 18.3.1) update fixes a vulnerability related to Accessibility Services that was actively exploited by hackers.
This iOS 18.3.1 update for iPhone is therefore critical and highly recommended. Apple has fixed a security flaw that allowed hackers to access iPhone data by connecting the iPhone to a computer.
iPhone models compatible with iOS 18.3.1
The following is a list of all iPhone models compatible with iOS 18. If your iPhone is not on this list, unfortunately you will not be able to download this update from Apple.
- iPhone 16 Pro Max.
- iPhone 16 Pro.
- iPhone 16 Plus.
- iPhone 16.
- iPhone 15 Pro Max.
- iPhone 15 Pro.
- iPhone 15 Plus.
- iPhone 15.
- iPhone 14 Pro Max.
- iPhone 14 Pro.
- iPhone 14 Plus.
- iPhone 14.
- iPhone 13 Pro Max.
- iPhone 13 Pro.
- iPhone 13.
- iPhone 13 mini.
- iPhone SE 2022.
- iPhone 12 Pro Max.
- iPhone 12 Pro.
- iPhone 12.
- iPhone 12 mini.
- iPhone SE 2020.
- iPhone 11 Pro Max.
- iPhone 11 Pro.
- iPhone 11.
- iPhone XS Max.
- iPhone XS.
- iPhone XR.
In addition, it’s worth noting that Apple has also officially released the new iPadOS 18.3.1 update for all supported iPad models and macOS Sequoia version 15.3.1.
