MacRumors published a story that Apple has released the release candidate versions of iOS 16.3 and iPadOS 16.3 to registered developers.

Apple Seeds Release Candidate Versions of iOS 16.3 and iPadOS 16.3 to Developers

Apple today seeded the release candidate versions of upcoming iOS 16.3 and iPadOS 16.3 updates to developers for testing purposes, with the new software coming a week after the second betas.

Registered developers can download the iOS 16‌.3 and iPadOS 16.3 profiles from the Apple Developer Center, and once installed, the betas will be available over the air.

  Apple Seeds Release Candidate Versions of iOS 16.3 and iPadOS 16.3 to Developers