Apple Inc. provides updates to the
iOS operating system for the
iPhone,
iPad, and
iPod Touch through
iTunes, since
iOS 5.0, and through
over-the-air software updates. With the announcement of iOS 5.0, on June 6, 2011, a USB connection to iTunes was no longer needed to activate iOS devices; data synchronization can happen automatically and wirelessly through Apple's
iCloud service. The most recent update,
iOS 9.2.1, was released on . The most recent beta update,
iOS 9.3 Beta 2, was released on .