iPhone Errors - bibanon/android-development-codex GitHub Wiki
- Models: iPhone 3G (A1241)
- Problem: Your baseband is flashed to the iPad baseband (6.15.00), and iTunes was unable to update it.
- Solution 1: Update to 4.2.1 using a custom firmware that matches your baseband.
- Solution 2: Downgrade to 3.1.3.
- Download these files needed, and put them in one folder for easy access later.
{{Enter PWNED DFU Redsnow}}
- Download and extract Redsn0w.
- Open Redsnow.
- Click Browse, and find the Original 4.2.1 IPSW (not custom). Then click Next.
- Unselect all options, and only set Just enter pwned DFU right now. Then click Next.
- Plug in your device, hold the power button, and {{Enter DFU Mode}}
- Follow the instructions on Redsnow to enter DFU Mode. (if your home or power button is broken, you will need to Enter DFU Mode#Broken Buttons)
{{Install Custom IPSW|}} 1.
- Your iPhone has been repaired.
- After this, if your iPhone 3G has a no service issue, use this guide.](https://www.youtube.com/watch?v=hHkip546yns)
- If you don't have an AT&T SIM card, you will need to "hacktivate" your device,, or borrow one from a friend, or get a prepaid card.