Everything New in the iOS 27.3 Beta

Key Points:

• Apple has begun testing iOS 27.3, the largest update to iOS 27, introducing new features like Safari's Vertical Tabs and Adaptive Dark Mode for websites without native dark modes.
• Siri AI gains expanded capabilities across multiple apps including Mail, Weather, Safari, and Files, with new actions and support for Traditional Chinese, Vietnamese, Turkish, and Norwegian languages, plus a Developer Preview for app integration.
• The redesigned Health app returns with new Insights and Longevity tabs, offering personalized health guidance and a Health Age feature that uses Apple Watch data and iPhone camera assessments to evaluate user health metrics.
• iPhone Duo receives Reachability for easier one-handed use and a redesigned keyboard layout, while StandBy features become available on all iPhone models running iOS 27.
• Additional updates include Apple Intelligence launch in China, earthquake alerts integration, Apple Music's new Selfie Sing karaoke video feature, Freeform app enhancements, and improvements to Control Center, App Library, Apple Fitness+, Safari settings, and RCS support for Australian carrier Telstra.