Apple Releases iOS 18.3 Update with New Features and Security Enhancements

Apple has launched the iOS 18.3 update, which includes a range of new features, security improvements, and bug fixes. One of the most notable additions in this update is support for connectivity via Starlink’s satellite network—an innovative technology that allows users to send text messages even in the absence of a cellular network.

Secret Partnership Between Apple, SpaceX, and T-Mobile

According to a Bloomberg report, Apple has been secretly working with SpaceX and T-Mobile to enable Starlink satellite connectivity for iPhones. The report confirmed that T-Mobile has already started testing this service on a limited number of iPhones.

How Does Starlink Work on iPhone?

When an iPhone on T-Mobile’s network loses its cellular connection, devices enrolled in the Starlink program automatically attempt to connect via SpaceX satellites. Users can also manually enable satellite messaging from their device settings, allowing them to use the Globalstar network or contact emergency services through Apple.

Currently, Starlink support is limited to text messaging only. However, SpaceX and T-Mobile are expected to introduce support for voice calls and data transmission in the future.

The Difference Between Apple’s Starlink and Globalstar

Starlink service is currently available only in the United States, whereas Apple’s Globalstar network operates in multiple countries worldwide. Another key difference is that Globalstar requires users to manually point their phone towards the sky to establish a satellite connection, whereas Starlink functions automatically—even if the phone is in the user’s pocket.

Key Features of the iOS 18.3 Update

In addition to Starlink support, the update includes several enhancements and new features, such as:

• Restoration of Repeated Operations in the Calculator: A feature that was available in iOS 17 but removed in iOS 18 has now been reinstated in response to user feedback.

• Improvements for iPhone 16: Camera enhancements for iPhone 16 users, including automatic exposure and focus control. The update also introduces a visual intelligence feature that allows users to scan stickers containing dates and locations, automatically converting them into calendar events, along with instant recognition of plants and animals.

• Notification Display Enhancements: Notification summaries now appear in italicized text to distinguish them from regular notifications.

• Security Enhancements and Genmoji Updates: Creating and using Genmoji in Messages and supported apps is now easier. The update also addresses 20 security vulnerabilities and enhances the protection of sensitive audio and visual data.

The iOS 18.3 update brings a set of improvements that enhance the user experience, from Starlink satellite connectivity—which could revolutionize satellite communication—to camera, notification, and security upgrades. While voice and data support via Starlink is still under development, this step reflects Apple’s commitment to improving connectivity, even in areas without cellular networks.