IPSW Downloads

iOS 12.1.1 - 16C50 for iPhone 5S (GSM)

This firmware is not signed. This means you cannot restore to it in iTunes.

Release Date05 December 2018
Upload Date05 December 2018
File NameiPhone_4.0_64bit_12.1.1_16C50_Restore.ipsw
File Size2.87 GB
SHA256sum61c2f05845d90950c20530356b8481da83fc92e435bffe04c08a59195e41349d
MD5sum5551eeaa9ccc52ff76f7d17bf3cb9acd
SHA1sum5118092cc298f4243041fbd3d3163d7c224ca510
IdentifieriPhone6,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 5S (GSM) to your PC.
  3. Open iTunes and navigate to your iPhone 5S (GSM).
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone_4.0_64bit_12.1.1_16C50_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 5S (GSM) to reboot.

macOS

  1. Connect your iPhone 5S (GSM) to your Mac.
  2. Navigate to your iPhone 5S (GSM) in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone_4.0_64bit_12.1.1_16C50_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 5S (GSM) to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 5S (GSM) to your PC.
  3. Open a terminal and navigate to the IPSW file you downloaded, e.g., cd ~/Downloads.
  4. To perform a full erase restore, type idevicerestore -e iPhone_4.0_64bit_12.1.1_16C50_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 5S (GSM) to reboot.