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iPhone 4[S]

iOS 9.3.3 (13G34) 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 (1.61 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_9.3.3_13G34_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_9.3.3_13G34_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_9.3.3_13G34_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_9.3.3_13G34_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 6ebea01a3854c6d005f2fd729891f7f45734a05d. 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_9.3.3_13G34_Restore.ipsw
  3. The output of the command should match the following checksum: 6ebea01a3854c6d005f2fd729891f7f45734a05d. 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_9.3.3_13G34_Restore.ipsw
  3. The output of the command should match the following checksum: 6ebea01a3854c6d005f2fd729891f7f45734a05d. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 36a4811b75070ccd8880966848a4d52b72c499cc4b5b005b77020d5164644596
MD5sum 5cd1ac5e9c7626fe7bb96b479d2e668f
SHA1sum 6ebea01a3854c6d005f2fd729891f7f45734a05d
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 9.3.3 includes bug fixes and improves the security of your iPhone or iPad.

For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222

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