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iOS 26.3 Public Beta 2 Released: See the New Features

Originally published on: January 15, 2026
▼ Summary

– Apple has released iOS 26.3 public beta 2, which is the same build as the developer beta released a day earlier.
– The beta includes code indicating groundwork for end-to-end encryption support for RCS messaging in the Messages app.
– This code string is a sign that Apple is progressing on its pledge to add RCS end-to-end encryption in a future update.
– The update follows an extended holiday hiatus from Apple’s public beta releases.
– Other features from the first beta remain, including an iPhone-to-Android transfer option and updates for EU users.

Apple has rolled out the second public beta for iOS 26.3, marking the end of a holiday-related pause in updates. This release follows closely behind the latest developer beta and represents the same software build, bringing subtle but significant groundwork for future enhancements. The most notable discovery so far points toward advancements in RCS messaging security.

After a hiatus of nearly a month, beta testers can now explore this new build. Early investigations have revealed intriguing code changes within the Messages app. A user on social media platform X, Tiino-X83, identified a new code string labeled ‘SupportsE2EE’. This addition strongly suggests Apple is preparing the infrastructure for full end-to-end encryption support within the RCS messaging standard. While the company has previously committed to bringing this security feature in a future update, its appearance here is a promising indicator that it could arrive with the public release of iOS 26.3.

This development builds upon changes introduced in the first beta. Those features remain present, including a new tool for migrating data from an iPhone to an Android device, refreshed options in the wallpaper gallery, and a notification forwarding capability specifically for users within the European Union. The inclusion of the encryption code string is currently the standout addition in this second beta cycle.

As testing continues, users are likely to uncover further refinements. The focus on enhancing RCS with end-to-end encryption aligns with broader industry moves toward more secure and feature-rich cross-platform communication. Have you installed the latest beta and noticed any other changes or improvements?

(Source: 9to5Mac)

Topics

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