iOS 6.1.2 (10B146) for iPhone 4 (CDMA)

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iPhone 4 (CDMA)

✗ This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore.

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

Download (892 MiB)

This firmware is not signed. This means you cannot restore to it in Finder, the Apple Devices app, iTunes, or idevicerestore. The instructions below are included for reference only.

Windows

  1. Install the latest version of Apple Devices from the Microsoft Store.
  2. Plug your iPhone 4 (CDMA) in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 4 (CDMA).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone3,3_6.1.2_10B146_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 4 (CDMA) to reboot.

macOS

  1. Plug your iPhone 4 (CDMA) in to your Mac.
  2. Navigate to your iPhone 4 (CDMA) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone3,3_6.1.2_10B146_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 4 (CDMA) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 4 (CDMA) 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 iPhone3,3_6.1.2_10B146_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 4 (CDMA) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone3,3_6.1.2_10B146_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 8e975c8028daf68ed2fe8e6af3d5e065486b013c. 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 iPhone3,3_6.1.2_10B146_Restore.ipsw
  3. The output of the command should match the following checksum: 8e975c8028daf68ed2fe8e6af3d5e065486b013c. 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 iPhone3,3_6.1.2_10B146_Restore.ipsw
  3. The output of the command should match the following checksum: 8e975c8028daf68ed2fe8e6af3d5e065486b013c. If it doesn't, you may need to redownload the file.

Checksums

SHA256suma430902308a55bd56af2b2b780d4a283258463dd93bee4919b874f5687f892ab
MD5suma430902308a55bd56af2b2b780d4a283258463dd93bee4919b874f5687f892ab
SHA1sum8e975c8028daf68ed2fe8e6af3d5e065486b013c
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 6.1.2

Fixes an Exchange calendar bug that could result in increased network activity and reduced battery life.

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

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

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