what is ios

ios is a mobile operating system developed by Apple. iOS, like Apple's macos operating system, is a Unix-like commercial operating system. The iOS operating system was originally designed for iPhone, and was later applied to Pod Touch and iPad.

#iOS is a mobile operating system developed by Apple.

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Apple first announced this system at the Macworld conference on January 9, 2007. It was originally designed for iPhone use. , and later applied to iPod touch and iPad. iOS, like Apple's MacOS operating system, is a Unix-like commercial operating system. Originally this system was called iPhone OS. Because iPad, iPhone, and iPod touch all use iPhone OS, it was announced at the 2010 WWDC conference that it would be renamed to iOS (iOS is a registered trademark of the network equipment operating system of the American company Cisco, and Apple's name change has been authorized by Cisco) ).

In January 2016, with the release of iOS 9.2.1, Apple fixed a 3-year-old vulnerability. On September 22, 2018, Apple in the United States secretly added a "trust rating" function based on iPhone users and other device users of the company in its latest operating system.

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