The technological giant Apple released this Monday, July 20, 2026, the fourth beta version of its main operating systems. The updates cover iOS 27, iPadOS 27, macOS Golden Gate 27, tvOS 27, watchOS 27, and HomePod Software 27. These test versions are crucial for developers to identify flaws and refine new features before the official release. Until the writing of this article, the fourth edition of visionOS 27 tests, however, had not yet been made available.

The specific builds for mobile systems, iOS 27 and iPadOS 27, have been updated to version 24A5390f. For the brand’s computers, macOS Golden Gate 27 received build 26A5388g. The system that powers Apple TV, tvOS 27, now carries the identification 24J5325d. However, the exact build number for watchOS 27, aimed at smartwatches, has not yet been confirmed.

Regarding iOS 27, the beta version introduces important improvements that expand the user experience. New features include compatibility with more applications and innovative gestures when using AirPods, as well as the inclusion of advanced artificial intelligence features in the Messages app. The system also improves Photos and Image Playground functionalities, integrates Siri AI directly into CarPlay for a more fluid interaction and adds digital pass options to Wallet.

macOS Golden Gate 27, in turn, features a redesigned visual interface and incorporates an intelligent search tool, aiming to optimize navigation and file location. For tvOS 27 users, the update brings a newly designed Podcasts app, a more agile Control Center and options to customize text size. watchOS 27 enriches the on-wrist experience with the integration of Siri AI for more natural conversational interactions and a revamped and dynamic app grid.

For those who want to try the new features, installing these updates requires the user to be a developer duly registered in Apple’s beta program. The trial version is downloaded directly through the Settings app, available on each device compatible with the released systems.