Apple (xip, downloads): Xcode 26.4 includes Swift 6.3 and SDKs for iOS 26.4, iPadOS 26.4, tvOS 26.4, macOS 26.4, and visionOS 26.4. Xcode 26.4 supports on-device debugging in iOS 15 and later, tvOS 15 and later, watchOS 8 and later, and visionOS.
Apple (xip, downloads): Xcode 26.4 includes Swift 6.3 and SDKs for iOS 26.4, iPadOS 26.4, tvOS 26.4, macOS 26.4, and visionOS 26.4. Xcode 26.4 supports on-device debugging in iOS 15 and later, tvOS 15 and later, watchOS 8 and later, and visionOS.