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iPhone 4[S]

iOS 9.0.1 (13A404) for iPhone 4[S]

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

Your download should begin shortly. If it does not, you can download it directly here:

Download (1.58 GB)

✗ This firmware is not signed. This means you cannot restore to it in iTunes. The instructions below are included for reference only.

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Plug your iPhone 4[S] in to your PC.
  3. Open iTunes, and navigate to your iPhone 4[S].
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone4,1_9.0.1_13A404_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 4[S] to reboot.

macOS

  1. Plug your iPhone 4[S] in to your Mac.
  2. Navigate to your iPhone 4[S] in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone4,1_9.0.1_13A404_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 4[S] to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 4[S] in to your PC.
  3. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  4. To perform a full erase restore, type idevicerestore -e iPhone4,1_9.0.1_13A404_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 4[S] to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone4,1_9.0.1_13A404_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 117c44cb1e6a737a4b0537864eb409e3d761a43f. If it doesn't, you may need to redownload the file.

macOS

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPhone4,1_9.0.1_13A404_Restore.ipsw
  3. The output of the command should match the following checksum: 117c44cb1e6a737a4b0537864eb409e3d761a43f. If it doesn't, you may need to redownload the file.

Linux

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPhone4,1_9.0.1_13A404_Restore.ipsw
  3. The output of the command should match the following checksum: 117c44cb1e6a737a4b0537864eb409e3d761a43f. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 7221d1704ca22041eaac95e282f5252bbde80d64e6508199545fb092de30bacc
MD5sum ea985965ec30cbaa5a2a1538a8da6468
SHA1sum 117c44cb1e6a737a4b0537864eb409e3d761a43f
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This update contains bug fixes including:

  • Fixes an issue where some users could not complete setup assistant after updating
  • Fixes an issue where sometimes alarms and timers could fail to play
  • Fixes an issue in Safari and Photos where pausing video could cause the paused frame to appear distorted
  • Fixes an issue where some users with a custom APN setup via a profile would lose cellular data

For information on the security content of this update, please visit this website:

http://support.apple.com/kb/HT1222

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