Download IPSW
Access IPSW direct download options with complete firmware details and follow our IPSW firmware install guide to install or restore your device properly.
Download 4.0 (15R5372) for Apple Watch Series 1 (42mm)
| Version: | 4.0 |
| Build: | 15R5372 |
| Signed: | No |
| Size: | 0.09 GB |
| Release Date: | 2017-09-12 19:05:34 |
| Upload Date: | 2017-08-31 21:14:35 |
Secure download directly from Apple’s servers