Apple getting updates for current OSes ready. Fourth round of beta versions is published for iOS/iPadOS 15.6, macOS 12.5, watchOS 8.7, tvOS 15.6.
No significant changes reported in new beta versions.
Beta Download: Operating Systems
Reference: iOS 15.6 beta 4 now available to developers and public testers
Recommendations
Developer:
Try new beta, check for compatibility issues.QA engineer:
Try new beta, check for regressions.PM/DM:
Business as usual.