Apple is currently evaluating a new feature known as Background Security Improvements, which was initially introduced in iOS 26.1, iPadOS 26.1, and macOS Tahoe 26.1. Developers and public beta testers utilizing iOS 26.3, iPadOS 26.3, or macOS Tahoe 26.3 are now able to install this update for further testing.
The Background Security Improvements are designed to enhance security measures between standard software updates, specifically targeting platforms like Safari, WebKit, and various system libraries. This feature aims to bolster the overall protection of user data and device integrity.
Users can navigate to the Privacy and Security section of the Settings app to install these improvements. By scrolling down to the “Install” option, users can manually initiate the updates. If the “Automatically Install” feature is enabled, these security improvements will be installed automatically when they become available.
For users who choose not to manually install the Background Security Improvements, Apple assures that these updates will still be incorporated into regular software updates, ensuring that all users maintain an up-to-date security posture.
Previously, Apple had implemented a Rapid Security Response update feature designed for expediting security enhancements. However, due to infrequent use and issues such as a bug in 2023 that disrupted the display of certain websites, the company decided to phase out this feature in favor of the new Background Security Improvements.
While Apple is optimistic about the advancements provided by these updates, the company does caution users that they might encounter “rare instances of compatibility issues.” If these problems arise, Apple plans to temporarily withdraw the updates until they can be refined in future software releases. This proactive approach reflects Apple’s commitment to refining user experience while maintaining robust security standards.