iPhoneOS 3.1.3 (7E18) for iPhone 2G

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iPhone 2G

✗ 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 (227 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 2G in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 2G.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone1,1_3.1.3_7E18_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 2G to reboot.

macOS

  1. Plug your iPhone 2G in to your Mac.
  2. Navigate to your iPhone 2G in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone1,1_3.1.3_7E18_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 2G to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 2G 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 iPhone1,1_3.1.3_7E18_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 2G to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone1,1_3.1.3_7E18_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: eab23a7f8d2a17cb71046c50fc5f67ec390a3c2b. 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 iPhone1,1_3.1.3_7E18_Restore.ipsw
  3. The output of the command should match the following checksum: eab23a7f8d2a17cb71046c50fc5f67ec390a3c2b. 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 iPhone1,1_3.1.3_7E18_Restore.ipsw
  3. The output of the command should match the following checksum: eab23a7f8d2a17cb71046c50fc5f67ec390a3c2b. If it doesn't, you may need to redownload the file.

Checksums

SHA256sumae27cb853cb57ba679f576400bee71ffe689ccd55763383ec8b9c6f422874e4e
MD5sumae27cb853cb57ba679f576400bee71ffe689ccd55763383ec8b9c6f422874e4e
SHA1sumeab23a7f8d2a17cb71046c50fc5f67ec390a3c2b
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iPhone OS 3.1.3 Software Update

This update for iPhone and iPod touch contains bug fixes and improvements, including the following:

• Improves accuracy of reported battery level on

      iPhone 3GS

• Resolves issue where third-party apps would not

      launch in some instances

• Fixes bug that may cause an app to crash when

      using the Japanese Kana keyboard

Products compatible with this software update:

• iPhone (all models)

• iPod touch (all models)

For feature descriptions and complete instructions, see the user guides for iPhone and iPod touch at:

http://support.apple.com/manuals/iphone

http://support.apple.com/manuals/ipodtouch

For more information about iPhone and iPod touch, go to:

http://www.apple.com/iphone

http://www.apple.com/ipodtouch

To troubleshoot your iPhone or iPod touch, or to view additional support information go to:

http://www.apple.com/support/iphone

http://www.apple.com/support/ipodtouch

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

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

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