OTA firmwares cannot be restored to. IPSW Downloads collects them for potential future use. They might also be useful if you're doing research.
| ✓ | watchOS 6.3.1 (17U224) | February 2, 2026 | 1.4 GiB | 8622a2829e3050f1db66afcf4bf055f2cf410c6d.zip |
| ✓ | watchOS 6.3 (17U216) | January 26, 2021 | 1.4 GiB | 2eb8e3308acb08ae50bf70e60643221f407c5d4e.zip |
| ✗ | watchOS 6.1.1 (17S5433b) | November 5, 2019 | 1.4 GiB | 9a508d7068309a0a3c08549a276c34b582ceee45.zip |
| ✗ | watchOS 6.1 (17S5083a) | October 23, 2019 | 1.4 GiB | 8a4d4bd78fe418c396fde8d81ce8b95a23627efe.zip |
| ✗ | watchOS 6.1 (17S5076a) | October 16, 2019 | 1.4 GiB | e62824d81dec455aa904029710215456bce01490.zip |
| ✗ | watchOS 6.1 (17S5068e) | October 10, 2019 | 1.4 GiB | 34f39328a7fcea7f9d7c42a80bbf555857ba1547.zip |
| ✗ | watchOS 6.1 (17S5059e) | October 2, 2019 | 1.3 GiB | 6e4e59b63bbf05ae7541721663c9ba2a45e372fb.zip |
| ✗ | watchOS 6.0.1 (17R604) | September 30, 2019 | 1.3 GiB | d774aaded4d821d1d95a9f862647ca9859c96b95.zip |
| ✗ | watchOS 6.1 (17S5054e) | September 23, 2019 | 1.3 GiB | 9a016b3ec5de5e0bc56f0144ee974934b0854e28.zip |
| ✗ | watchOS 6.0 (17R575) | September 11, 2019 | 1.3 GiB | ceafa437ced2561493d5e2e44c0a9e89dfec62ea.zip |