IPSW Downloads

iOS 4.0 - 8A293 for iPhone 3GS

This firmware is not signed. This means you cannot restore to it in iTunes.

Release DateInvalid Date
Upload Date17 June 2010
File NameiPhone2,1_4.0_8A293_Restore.ipsw
File Size0.37 GB
SHA256sumef4ab9490e5ad2581d83f55fe84da9362230d300b9a327a5935ef91640716f72
MD5sumf9819ad9a52324ac6f10e4a0ea581cbd
SHA1sume065245874c73510ceb8fa4bd9388b60d46eb252
IdentifieriPhone2,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 3GS to your PC.
  3. Open iTunes and navigate to your iPhone 3GS.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone2,1_4.0_8A293_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 3GS to reboot.

macOS

  1. Connect your iPhone 3GS to your Mac.
  2. Navigate to your iPhone 3GS in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone2,1_4.0_8A293_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 3GS to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 3GS 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 iPhone2,1_4.0_8A293_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 3GS to reboot.