MacRumors published a story that Apple has released macOS 14 Sonoma RC2 to registered developers.

Apple Seeds Second Release Candidate Version of macOS 14 Sonoma to Developers

Apple today seeded a second release candidate version of the upcoming macOS 14 Sonoma update to developers for testing purposes. The software update comes over a week after the launch of the first RC.

Registered developers can download the beta through the Apple Developer Center and after the appropriate profile is installed, with the betas available through the Software Update mechanism in System Settings.

Apple Seeds Second Release Candidate Version of macOS 14 Sonoma to Developers