iOS 12.1.2 (16C101) for iPhone 5s (GSM)

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iPhone 5s (GSM)

✗ 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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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 5s (GSM) in to your PC.
  3. Open Apple Devices, and navigate to your iPhone 5s (GSM).
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone_4.0_64bit_12.1.2_16C101_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 5s (GSM) to reboot.

macOS

  1. Plug your iPhone 5s (GSM) in to your Mac.
  2. Navigate to your iPhone 5s (GSM) in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone_4.0_64bit_12.1.2_16C101_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 5s (GSM) to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 5s (GSM) 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 iPhone_4.0_64bit_12.1.2_16C101_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 5s (GSM) to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone_4.0_64bit_12.1.2_16C101_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 5190f0cd7a9576ed993899847aa958291100a7e4. 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 iPhone_4.0_64bit_12.1.2_16C101_Restore.ipsw
  3. The output of the command should match the following checksum: 5190f0cd7a9576ed993899847aa958291100a7e4. 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 iPhone_4.0_64bit_12.1.2_16C101_Restore.ipsw
  3. The output of the command should match the following checksum: 5190f0cd7a9576ed993899847aa958291100a7e4. If it doesn't, you may need to redownload the file.

Checksums

SHA256sumb296591f69f0812f5042d53935e76df6e8f4bab74751782431a9b41826922d86
MD5sumb296591f69f0812f5042d53935e76df6e8f4bab74751782431a9b41826922d86
SHA1sum5190f0cd7a9576ed993899847aa958291100a7e4
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 12.1.2 includes bug fixes for your iPhone. This update:

  • Fixes bugs with eSIM activation for iPhone XR, iPhone XS, and iPhone XS Max

  • Addresses an issue that could affect cellular connectivity in Turkey for iPhone XR, iPhone XS, and iPhone XS Max

For information on the security content of this update, please visit this website: https://support.apple.com/kb/HT201222

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