苹果最受欢迎测试版：库克亲证，iOS/iPadOS/macOS 26热度爆表

Core Insights - Apple CEO Tim Cook announced that iOS 26, iPadOS 26, and macOS 26 are the most popular developer beta versions to date during the Q3 FY2025 earnings call [1] - Cook emphasized the healthy growth of Apple's platforms, indicating a positive trend in developer engagement [1] - The company did not disclose the number of devices participating in the beta testing for these operating systems [1] Developer Engagement - The removal of the $99 annual fee two years ago has allowed anyone creating an Apple developer account to install beta versions for free, leading to increased participation from non-developers [1] - This change has likely contributed to the popularity of the latest beta versions among users [1]