iPhone 3G
| Version | Build ID | Release Date | Status | |
|---|---|---|---|---|
| 4.2.1 | 8C148 | Signed | Details | |
| 4.1 | 8B117 | Signed | Details | |
| 4.0.2 | 8A400 | Unsigned | Details | |
| 4.0.1 | 8A306 | Unsigned | Details | |
| 4.0 | 8A293 | Unsigned | Details | |
| 3.1.3 | 7E18 | Unsigned | Details | |
| 3.1.2 | 7D11 | Unsigned | Details | |
| 3.1 | 7C144 | Unsigned | Details | |
| 3.0.1 | 7A400 | Unsigned | Details | |
| 3.0 | 7A341 | Unsigned | Details | |
| 2.2.1 | 5H11 | Unsigned | Details | |
| 2.2 | 5G77 | Unsigned | Details | |
| 2.1 | 5F136 | Unsigned | Details | |
| 2.0.2 | 5C1 | Unsigned | Details | |
| 2.0.1 | 5B108 | Unsigned | Details | |
| 2.0 | 5A347 | Unsigned | Details |
No OTA updates available
No over-the-air (OTA) updates were found for iPhone 3G (iPhone1,2).
OTA updates are typically available for devices that are still receiving active software support from Apple.
Check the IPSW tab for full restore images, or visit
Beta builds
for pre-release firmware.