Waiting for iOS 26.4? Here is Exactly When Your iPhone Will Get the Public Release

Discover iOS 26.4’s new features, performance boosts, and battery optimizations. Public release expected March 30, 2026. Stay ...

iOS 26.4 beta adds support for testing end-to-end encrypted RCS messaging

Apple added RCS support to iPhone with iOS 18.1, enabling richer cross-platform messaging between iPhone and Android users. This ...

iOS 26.4 Beta Tests A Major Android Integration (That Won't Arrive Anytime Soon)

iOS 26.4 is going to be a pretty big update for the iPhone. It's expected to launch late in March based on past x.4 releases ...
AppleInsider

RCS encryption surfaces in iOS 26.4 developer beta, but testing is extremely limited

Apple has taken a small step toward securing cross-platform messaging, with early RCS encryption support now appearing in the iOS 26.4 beta. Just don't expect to get that much testing done right now.
Macworld

iOS 26.3.1 update in testing as new Apple releases loom

Apple released iOS 26.3 about two weeks ago, but the company is preparing another iOS update, this time without a beta cycle.