iOS 6.1 (10B141) 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.

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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_10B141_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_10B141_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_10B141_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_10B141_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 18c3b2fda21a12729976ecbb44344686ef27442b. 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_10B141_Restore.ipsw
  3. The output of the command should match the following checksum: 18c3b2fda21a12729976ecbb44344686ef27442b. 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_10B141_Restore.ipsw
  3. The output of the command should match the following checksum: 18c3b2fda21a12729976ecbb44344686ef27442b. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum9cec4e98c68c8763d97262ba7bc6c1f1de10636602fb392d9dce9e13aeda6107
MD5sum9cec4e98c68c8763d97262ba7bc6c1f1de10636602fb392d9dce9e13aeda6107
SHA1sum18c3b2fda21a12729976ecbb44344686ef27442b
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 6.1

This update contains improvements and bug fixes, including:

  • LTE support for more carriers (complete list of supported carriers at http://www.apple.com/iphone/LTE/)

  • Purchase movie tickets through Fandango with Siri (USA only)

  • iTunes Match subscribers can now download individual songs from iCloud

  • New button to reset the Advertising Identifier

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

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

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