Apple Watch Series 3 (42mm) firmware & stock ROM
107 official files for Apple Watch Series 3 (42mm).
Available for Apple Watch Series 3 (42mm): OTA update. All files are official and download from the maker’s servers.
- Model numbers
Watch3,4, N121bAP- Latest OS
- watchOS 6.3.1
- Shipped with
- watchOS 4.1
Latest by region
All versions (107)
| Version | OS | Region | Type | Released | Size | Apple signing |
|---|---|---|---|---|---|---|
watchOS 5.3.10
|
5.3.10 | Global | OTA update | 1.29 GB | Signed | |
watchOS 6.3.1
|
6.3.1 | Global | OTA update | 1.39 GB | Signed | |
watchOS 6.3
|
6.3 | Global | OTA update | 1.39 GB | Not signed | |
watchOS 5.3.9
|
5.3.9 | Global | OTA update | 1.29 GB | Signed | |
watchOS 5.3.8
|
5.3.8 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.3.7
|
5.3.7 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.3.6
|
5.3.6 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.3.5
|
5.3.5 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.3.4
|
5.3.4 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 6.1.1
|
6.1.1 | Global | OTA update | 1.38 GB | Not signed | |
watchOS 5.3.3
|
5.3.3 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 6.1
|
6.1 | Global | OTA update | 1.37 GB | Not signed | |
watchOS 6.1
|
6.1 | Global | OTA update | 1.37 GB | Not signed | |
watchOS 6.1
|
6.1 | Global | OTA update | 1.37 GB | Not signed | |
watchOS 6.1
|
6.1 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 5.3.2
|
5.3.2 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 6.1
|
6.1 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 5.3.1
|
5.3.1 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 5.3
|
5.3 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 5.3
|
5.3 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.3
|
5.3 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 5.3
|
5.3 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.35 GB | Not signed | |
watchOS 5.3
|
5.3 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 6.0
|
6.0 | Global | OTA update | 1.34 GB | Not signed | |
watchOS 5.3
|
5.3 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.3
|
5.3 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.2.1
|
5.2.1 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.2.1
|
5.2.1 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.2.1
|
5.2.1 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.2.1
|
5.2.1 | Global | OTA update | 1.29 GB | Not signed | |
watchOS 5.2.1
|
5.2.1 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.2.1
|
5.2.1 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.2
|
5.2 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.2
|
5.2 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.2
|
5.2 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.2
|
5.2 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.2
|
5.2 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.2
|
5.2 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.2
|
5.2 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.1.3
|
5.1.3 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.1.3
|
5.1.3 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.1.3
|
5.1.3 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.1.3
|
5.1.3 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.1.2
|
5.1.2 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.1.2
|
5.1.2 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.1.2
|
5.1.2 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.1.1
|
5.1.1 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.1
|
5.1 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.1
|
5.1 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.1
|
5.1 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.1
|
5.1 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.1
|
5.1 | Global | OTA update | 1.28 GB | Not signed | |
watchOS 5.0.1
|
5.0.1 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.1
|
5.1 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.27 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.18 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.18 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.18 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.04 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.04 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.18 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.19 GB | Not signed | |
watchOS 4.3.2
|
4.3.2 | Global | OTA update | 1.13 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.19 GB | Not signed | |
watchOS 4.3.2
|
4.3.2 | Global | OTA update | 1.13 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.18 GB | Not signed | |
watchOS 4.3.2
|
4.3.2 | Global | OTA update | 1.13 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.19 GB | Not signed | |
watchOS 5.0
|
5.0 | Global | OTA update | 1.19 GB | Not signed | |
watchOS 4.3.2
|
4.3.2 | Global | OTA update | 1.13 GB | Not signed | |
watchOS 4.3.1
|
4.3.1 | Global | OTA update | 1.13 GB | Not signed | |
watchOS 4.3.1
|
4.3.1 | Global | OTA update | 1.11 GB | Not signed | |
watchOS 4.3.1
|
4.3.1 | Global | OTA update | 1.11 GB | Not signed | |
watchOS 4.3.1
|
4.3.1 | Global | OTA update | 1.11 GB | Not signed | |
watchOS 4.3.1
|
4.3.1 | Global | OTA update | 1.12 GB | Not signed | |
watchOS 4.3.1
|
4.3.1 | Global | OTA update | 1.12 GB | Not signed | |
watchOS 4.3
|
4.3 | Global | OTA update | 1.12 GB | Not signed | |
watchOS 4.3
|
4.3 | Global | OTA update | 1.12 GB | Not signed | |
watchOS 4.3
|
4.3 | Global | OTA update | 1.12 GB | Not signed | |
watchOS 4.3
|
4.3 | Global | OTA update | 1.12 GB | Not signed | |
watchOS 4.3
|
4.3 | Global | OTA update | 1.53 GB | Not signed | |
watchOS 4.2.3
|
4.2.3 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.3
|
4.3 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.3
|
4.3 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.2.2
|
4.2.2 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.2.2
|
4.2.2 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.2.2
|
4.2.2 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.2.2
|
4.2.2 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.2.2
|
4.2.2 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.2
|
4.2 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.2
|
4.2 | Global | OTA update | 1.53 GB | Not signed | |
watchOS 4.2
|
4.2 | Global | OTA update | 1.53 GB | Not signed | |
watchOS 4.2
|
4.2 | Global | OTA update | 1.53 GB | Not signed | |
watchOS 4.2
|
4.2 | Global | OTA update | 1.63 GB | Not signed | |
watchOS 4.1
|
4.1 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.1
|
4.1 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.1
|
4.1 | Global | OTA update | 1.52 GB | Not signed | |
watchOS 4.1
|
4.1 | Global | OTA update | 1.51 GB | Not signed |
No versions match these filters.
Apple only lets you restore versions it is still signing. Signing status is checked every hour.
How to install firmware on Apple Watch Series 3 (42mm)
- Apple Watch, HomePod and Apple TV updates (OTA files) — Apple Watch, HomePod and most Apple TV models update over the air. The OTA files listed here are the official update packages, useful for a…