IPSW Downloads

iOS 5.1.1 - 9B206 for iPhone 4 CDMA

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

Release DateInvalid Date
Upload Date27 April 2012
File NameiPhone3,3_5.1.1_9B206_Restore.ipsw
File Size0.77 GB
SHA256sum9858070c6e36dd013474223a38359d03f4cb60dfb0215c730ef1e0ed536f6404
MD5sum730d2a2c760c3b8267258447ff19a064
SHA1sum70b736f826335ccefbc9941c3bb5d3b211236461
IdentifieriPhone3,3

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 4 CDMA to your PC.
  3. Open iTunes and navigate to your iPhone 4 CDMA.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone3,3_5.1.1_9B206_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 4 CDMA to reboot.

macOS

  1. Connect your iPhone 4 CDMA to your Mac.
  2. Navigate to your iPhone 4 CDMA in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone3,3_5.1.1_9B206_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 4 CDMA to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 4 CDMA 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 iPhone3,3_5.1.1_9B206_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 4 CDMA to reboot.