IPSW Downloads

iOS 13.3 - 17C54 for iPhone 6s Plus

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

Release Date10 December 2019
Upload Date05 December 2019
File NameiPhone_5.5_13.3_17C54_Restore.ipsw
File Size3.63 GB
SHA256sum30d99a1ca5b15b4e1fa96830cd7cead6b0251122a832462d12ca579e7d9017c1
MD5sum3a1d5140690d09d13b85ae1aec594cc5
SHA1sum029520ef27d4a440a1bd738291a01f06f9b829e7
IdentifieriPhone8,2

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 6s Plus to your PC.
  3. Open iTunes and navigate to your iPhone 6s Plus.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone_5.5_13.3_17C54_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 6s Plus to reboot.

macOS

  1. Connect your iPhone 6s Plus to your Mac.
  2. Navigate to your iPhone 6s Plus in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone_5.5_13.3_17C54_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 6s Plus to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 6s Plus 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_5.5_13.3_17C54_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6s Plus to reboot.