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iPhone 4[S]

iOS 9.3.4 (13G35) 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_9.3.4_13G35_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_9.3.4_13G35_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_9.3.4_13G35_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_9.3.4_13G35_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 08086584704bf755a6124407df4db8d97f4d6bc2. 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_9.3.4_13G35_Restore.ipsw
  3. The output of the command should match the following checksum: 08086584704bf755a6124407df4db8d97f4d6bc2. 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_9.3.4_13G35_Restore.ipsw
  3. The output of the command should match the following checksum: 08086584704bf755a6124407df4db8d97f4d6bc2. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 589951bbd355c20e48a2c8119301d0ae30925db73bdf8c72b1e9d876714403bd
MD5sum b4d49bfb50b439a91392d8f59805c2b5
SHA1sum 08086584704bf755a6124407df4db8d97f4d6bc2
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 9.3.4 provides an important security update for your iPhone or iPad and is recommended for all users.

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

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

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