Apple、デベロッパー向けにiOS 17.4 beta 4 (21E5209b)、iPadOS 17.4 beta 4 (21E5209b)、macOS 14.4 beta 4 (23E5205c)、tvOS 17.4 beta 4 (21L5222a)、visionOS 1.1 beta 3 (21O5197a)、watchOS 10.4 beta 4 (21T5213a)を配布開始
https://developer.apple.com/news/releases/