iPhone 3G

Identifier: iPhone1,2

Version Build Status Size Action
4.2.1 8C148 Signed 0.32 GB Download
4.1 8B117 Signed 0.30 GB Download
4.0.2 8A400 Unsigned 0.30 GB Download
4.0.1 8A306 Unsigned 0.30 GB Download
4.0 8A293 Unsigned 0.29 GB Download
3.1.3 7E18 Unsigned 0.22 GB Download
3.1.2 7D11 Unsigned 0.24 GB Download
3.1 7C144 Unsigned 0.24 GB Download
3.0.1 7A400 Unsigned 0.22 GB Download
3.0 7A341 Unsigned 0.22 GB Download
2.2.1 5H11 Unsigned 0.24 GB Download
2.2 5G77 Unsigned 0.24 GB Download
2.1 5F136 Unsigned 0.23 GB Download
2.0.2 5C1 Unsigned 0.24 GB Download
2.0.1 5B108 Unsigned 0.24 GB Download
2.0 5A347 Unsigned 0.22 GB Download

How to install firmware on your iPhone 3G

To restore your device using a firmware file, you will need a computer (Mac or PC) and the latest version of Finder or iTunes.

Step-by-step Guide:

  1. Download the firmware: Select the correct OS version from the table above.
  2. Connect your device: Use a high-quality cable to connect to your computer.
  3. Perform the restore: On Mac: Option (⌥) + Restore. On Windows: Shift + Restore.