For the first time since the Worldwide Developers Conference, the general public will be able to participate in the testing of Apple's new operating system. The first public alpha coincides with the developer alpha.

The iOS and iPadOS 15 updates can be downloaded from the PublicBeta website after the proper certificate is installed.

Notifications have been updated to roll in from the bottom of the display and the Lock Screen has been updated with a new look and feel. Multiple lock screens can be linked with focus modes

Messages can be edited and deleted with the Messages app. Messages can be used for communication between people sharing content, and the Health app has a new feature for tracking vitamins and medicine.

Passwords are being replaced with Passkeys and shared tab groups are being supported. You can schedule emails, cancel sending, and get follow-up reminders in the Mail app.

Apple Pay Later will allow users to pay for Apple Pay purchases in fee-free installments, and the iCloud shared photo library offers a convenient way to share photos with family members. The Weather app and Stage Manager are only available for the iPad with Apple Silicon chips.

There are a lot of new features in both iPadOS 16 and Apple's mobile operating system.