IPSW Downloads

iOS 13.3.1 - 17D50 for iPhone 6s

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

Release Date28 January 2020
Upload Date22 January 2020
File NameiPhone_4.7_13.3.1_17D50_Restore.ipsw
File Size3.46 GB
SHA256sume31085f1601e0dd9d0dfea6a021407de70f94b904fabaa9f2137a276c63e159c
MD5sumd955380242e4851f35ee6b2197fa1e07
SHA1sum90941bd17d68ba09d3719ca96f75c6038ff65c08
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_13.3.1_17D50_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_13.3.1_17D50_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_13.3.1_17D50_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6s to reboot.