IPSW Downloads

iOS 12.5.4 - 16H50 for iPhone 5S (GSM)

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

Release Date14 June 2021
Upload Date09 June 2021
File NameiPhone_4.0_64bit_12.5.4_16H50_Restore.ipsw
File Size2.81 GB
SHA256sum1f5a845dd868dc349e4fecc236cecb6b46014bdb9fe09620a91b1590c1f08959
MD5sume8e60ccab4eae5724afb1392cf4a45b6
SHA1sum988b6e35b0774e6c35b68cc4e38ee958efc8da04
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_12.5.4_16H50_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_12.5.4_16H50_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_12.5.4_16H50_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 5S (GSM) to reboot.