IPSW Downloads

iOS 15.8.6 - 19H402 for iPhone 6s

This firmware is signed. This means that you can restore to it in iTunes.

Release Date26 January 2026
Upload Date24 January 2026
File NameiPhone_4.7_15.8.6_19H402_Restore.ipsw
File Size4.91 GB
SHA256sum41fa0c6cef9ae610dba0e894295d217c08b05c8a8e417d713e719c01e42f363b
MD5sum3836fffb471299341d011416ff7b0bce
SHA1sum96cc4f96943c09d76f4efac9601e071d7943df77
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_15.8.6_19H402_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_15.8.6_19H402_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_15.8.6_19H402_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6s to reboot.