IPSW Downloads

iOS 15.4 - 19E241 for iPhone 6s

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

Release Date14 March 2022
Upload Date01 March 2022
File NameiPhone_4.7_15.4_19E241_Restore.ipsw
File Size4.90 GB
SHA256suma0af2f5d2a54be2d1828d298c8daf58c6c3654d9dc71f2e14d237e1251a210b2
MD5sum135b18ff1b0d32de069d2a69fd10400c
SHA1sumdda7fe4bdec5d4e3e87aebff898460c8be2ab358
IdentifieriPhone8,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 6s to your PC.
  3. Open iTunes and navigate to your iPhone 6s.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone_4.7_15.4_19E241_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 6s to reboot.

macOS

  1. Connect your iPhone 6s to your Mac.
  2. Navigate to your iPhone 6s in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone_4.7_15.4_19E241_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 6s to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 6s 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_4.7_15.4_19E241_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6s to reboot.