The operating system was unveiled with the iPhone at the Macworld Conference & Expo on January 9, 2007, and released in June of that year. At the time of its unveiling in January, Steve Jobs claimed: "iPhone runs OS X" and runs "desktop-class applications", but at the time of the iPhone's release, the operating system was renamed "iPhone OS". Initially, third-party native applications were not supported. Jobs' reasoning was that developers could build web applications through the Safari web browser that "would behave like native apps on the iPhone".
Around the time of Middelton's 25th birthday in January 2007, when the attention on Middleton and Prince William increased, prompting warnings from the Prince of Wales, Prince William, and Middleton's lawyers, who threatened legal action. Two newspaper groups, News International, which publishes The Times and The Sun, and the Guardian Media Group, publishers of The Guardian, decided to refrain from publishing paparazzi photographs of her.