watchOS · Released 2019-09-20 · Global / first-wave availability reference
Security support ends
Unknown
No verified support end date has been recorded.
No separate final major version release date is specified. Security support ends separately.
Apple Watch Series 5 · Support commitment
No separate final major version release date is specified. Security support ends separately.
First-wave availability: 2019-09-20. Original OS: 6. Verified compatible branch: 10.6.2. Legacy branch patch; not latest major OS support. Apple release lists establish observed compatible updates, not guaranteed future duration. Future upgrade count, final OS and end date are not established. Dated release list explicitly names this model for10.6.2; compatibility summary10.6.1 is stale.
Apple release lists establish observed compatible updates, not guaranteed future duration. Future upgrade count, final OS and end date are not established.
Image source ↗ · Apple
Manufacturer product render, resized. © Apple.
Sources substantiate only the indicated claims; missing values cannot be inferred from them.
Apple · Last verified 2026-10-08
iOS 27.0.1 released 2026-09-28 for iPhone 11 and later. Latest iOS entry at verification. Compatibility proves active software support, not a guaranteed end date.
Apple · Last verified 2026-10-23
Historical original OS and availability; preorder is not retail day.