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iPhone 4[S]

iOS 8.0.1 (12A402) 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 (1.78 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_8.0.1_12A402_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_8.0.1_12A402_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_8.0.1_12A402_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_8.0.1_12A402_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 67a0992711c6c2b8cded2f73978acdfc41d57744. 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_8.0.1_12A402_Restore.ipsw
  3. The output of the command should match the following checksum: 67a0992711c6c2b8cded2f73978acdfc41d57744. 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_8.0.1_12A402_Restore.ipsw
  3. The output of the command should match the following checksum: 67a0992711c6c2b8cded2f73978acdfc41d57744. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 2841fd73cf3376de02723c57b71e0ec94e0fc06bbf4f77959282efd0a88f148c
MD5sum a626f22bcdee0cadfef830837a751115
SHA1sum 67a0992711c6c2b8cded2f73978acdfc41d57744
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

This release contains improvements and bug fixes, including:

  • Fixes a bug so HealthKit apps can now be made available on the App Store
  • Addresses an issue where 3rd party keyboards could become deselected when a user enters their passcode
  • Fixes an issue that prevented some apps from accessing photos from the Photo Library
  • Improves the reliability of the Reachability feature on iPhone 6 and iPhone 6 Plus
  • Fixes an issue that could cause unexpected cellular data usage when receiving SMS/MMS messages
  • Better support of Ask To Buy for Family Sharing for In-App Purchases
  • Fixes an issue where ringtones were sometimes not restored from iCloud backups
  • Fixes a bug that prevented uploading photos and videos from Safari

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

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

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