Apple has officially started rolling out the iOS 26.4 Beta 1 update for developers, introducing a series of security enhancements, messaging improvements, and multimedia upgrades. The latest beta update signals Apple’s continued focus on privacy protection, advanced communication technology, and user experience improvements across its ecosystem.
Although early rumours suggested that Apple would introduce a revamped AI-powered Siri with this update, the company has reportedly delayed the feature. The new AI voice assistant upgrade is now expected to arrive with future firmware versions, likely iOS 26.5 or iOS 27.
Major Security Boost With RCS Encryption Testing
One of the most significant highlights of the iOS 26.4 Beta 1 update is Apple’s testing of end-to-end encryption for Rich Communication Services (RCS) messaging. The feature aims to strengthen user privacy by securing conversations and protecting message content from external threats.
Currently, the encryption support is limited to RCS chats between Apple devices during the testing phase. The company has clarified that cross-platform encryption compatibility, particularly with non-Apple devices, will likely be introduced in a future software update. Once fully implemented, this feature could mark a major step in improving secure messaging standards.
Apple has also introduced Memory Integrity Enforcement for applications. This advanced security layer is designed to prevent malicious software from exploiting memory vulnerabilities, offering stronger protection against potential cyber threats. The move reflects Apple’s continued commitment to maintaining high privacy and safety standards for users.
Video Podcasts Feature Set to Transform Content Consumption
Another major addition in iOS 26.4 Beta 1 is the introduction of video podcast support. The feature is expected to officially roll out in spring and will allow users to stream video podcasts directly within Apple’s podcast platform.
The new video streaming capability uses HTTP Live Streaming (HLS) technology, ensuring smooth playback and improved streaming quality. Apple claims this feature will allow users to seamlessly switch between listening to podcasts and watching video content without interruptions.
For creators, the update opens new monetisation opportunities and creative possibilities, allowing them to produce more engaging multimedia content. For users, the addition of video support enhances overall entertainment and learning experiences.
Apple Music Receives AI and Personalisation Improvements
The iOS 26.4 Beta 1 update also introduces new improvements in Apple Music, aimed at enhancing personalisation and content discovery. Users can now view album artwork in full-screen mode for selected playlists and albums, offering a more immersive music experience.
Additionally, the update reportedly introduces AI-driven playlist creation. Users can generate playlists using text-based descriptions and pre-set prompts, making music discovery more intuitive and personalised. Apple Music is also expected to help users discover nearby concerts and live events, improving artist-fan engagement.
The redesigned profile section in the app provides easier navigation and quicker access to frequently used features, improving overall usability.
Redesigned Wallpaper Gallery and Productivity Enhancements
Apple has also refreshed the Wallpaper Gallery interface, separating categories to make browsing easier and more visually organised. The update improves overall customisation options, allowing users to quickly find wallpapers based on themes and preferences.
Productivity tools have also received upgrades. The Reminders app now features a new Smart List section that automatically highlights urgent and time-sensitive tasks. This feature is expected to help users manage daily schedules more efficiently.
Additionally, Apple has introduced a new ambient music playlist widget for the home screen. The widget allows users to quickly access relaxing or focus-based music playlists directly from the home screen, improving convenience and accessibility.
AI Siri Upgrade Delayed but Still Expected
Despite several new features, Apple’s highly anticipated AI-powered Siri upgrade is missing from the current beta version. Reports suggest the company is still refining the feature to ensure better performance and reliability before releasing it publicly.
The delay indicates Apple’s cautious approach toward AI integration, focusing on delivering a stable and advanced user experience rather than rushing incomplete features.
iOS 26.4 Signals Apple’s Future Software Direction
The iOS 26.4 Beta 1 update highlights Apple’s long-term strategy of combining security, artificial intelligence, and multimedia innovation. By strengthening messaging encryption, expanding content capabilities, and improving productivity tools, Apple continues to position its software ecosystem as one of the most secure and user-friendly platforms globally.
As testing continues, more features and refinements are expected before the stable version of iOS 26.4 is officially released. The update is likely to play a crucial role in shaping Apple’s software ecosystem throughout 2026, reinforcing its focus on privacy, personalisation, and seamless digital experiences.