Apple iOS 16 public beta download: The US-Tech giant Apple has finally released the first public beta versions of iOS 16, iPadOS 16, watchOS 8, and tvOS 16 to members of its software testing programme. New features in iOS 16 include a redesigned Lock Screen with support for widgets and additional customisation, the ability to edit or delete iMessages, and an Apple Pay Later installment plan, among a slew of other features.