IPSW Downloads

iOS 11.3.1 - 15E302 for iPhone 5S (GSM)

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

Release Date24 April 2018
Upload Date14 April 2018
File NameiPhone_4.0_64bit_11.3.1_15E302_Restore.ipsw
File Size2.53 GB
SHA256sum64b892c580be1509e45e94a64be70e2e46b444b6cd48844dc7146a9af56ddc5a
MD5sum058d17d6c4486614cd760e76a0b66872
SHA1sumdd1d1c8ff8afcd1d5f6f4cf30eb3d12a777beb3e
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_11.3.1_15E302_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_11.3.1_15E302_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_11.3.1_15E302_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 5S (GSM) to reboot.