IPSW Downloads

iOS 4.1 - 8B117 for iPhone 3G

This firmware is signed. This means that you can restore to it in iTunes.

Release DateInvalid Date
Upload Date03 September 2010
File NameiPhone1,2_4.1_8B117_Restore.ipsw
File Size0.30 GB
SHA256sumc3b82ba016c633bfe3b52b6758e3c208135c32bbd33c54790c84d37d21dee3e9
MD5sum8cc589baad3c80dd8324c37d7dc00750
SHA1sumd87bab469dd1146ab83ddcc23f03b3164d7e09d4
IdentifieriPhone1,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 3G to your PC.
  3. Open iTunes and navigate to your iPhone 3G.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone1,2_4.1_8B117_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 3G to reboot.

macOS

  1. Connect your iPhone 3G to your Mac.
  2. Navigate to your iPhone 3G in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone1,2_4.1_8B117_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 3G to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 3G to your PC.
  3. Open a terminal and navigate to the IPSW file you downloaded, e.g., cd ~/Downloads.
  4. To perform a full erase restore, type idevicerestore -e iPhone1,2_4.1_8B117_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 3G to reboot.