How to get Apple's iOS 13, iPadOS or macOS 'Catalina' betas

INSUBCONTINENT EXCLUSIVE:
Apple earlier this month issued previews for this year's upgrades to iOS and macOS, its two most popular operating systems, at the firm's
annual Worldwide Developers Conference.It also debuted a new OS for the iPad - called, not surprisingly, iPadOS - and seeded a preview of
that, too.The betas of iOS 13, iPadOS and macOS 10.15 - the latter's nickname came from another California location, "Catalina" - were
initially delivered only to registered developers
But anyone who wants to run the rougher code can do so now: Free public betas for iOS 13, iPadOS and Mojave were released Monday, a week
before the start of July, the month Apple had initially pegged as the availability window.