MacRumors published a story that Apple has released to release candidate for iOS 15.4 and iPadOS 15.4.
Apple Seeds Release Candidate Version of iOS 15.4 and iPadOS 15.4 to Developers and Public Beta Testers
Apple today seeded the release candidate versions of upcoming iOS 15.4 and iPadOS 15.4 updates to developers for testing purposes, with the new software coming one week after Apple seeded the fifth betas of iOS 15.4 and iPadOS 15.4. The RCs represent the final versions of the updates that will be released to the public next week.
Apple Seeds Release Candidate Version of iOS 15.4 and iPadOS 15.4 to Developers and Public Beta Testers
Developers can download iOS 15.4 and iPadOS 15.4 through the Apple Developer Center or over the air after the proper profile has been installed on an iPhone or iPad.
