✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for potential future use. They might also be useful if you're doing research.
| Release Date | August 14, 2025 |
|---|---|
| Upload Date | August 8, 2025 |
| Filename | d653f689f50e039c9effa838eb94dad2dfc2c52d.zip |
| Filesize | 6.2 GiB |
| Identifier | iPhone11,8 |
This update provides a new Blood Oxygen experience for users in the United States with Apple Watch Series 9 and Series 10, and Apple Watch Ultra 2. Measurements are calculated on iPhone and viewed in the Health app.
For information on the security content of Apple software updates, please visit: