IPSW Downloads

iOS 13.1.1 - 17A854 for iPhone 11 Pro Max

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

Release Date27 September 2019
Upload Date24 September 2019
File NameiPhone12,3,iPhone12,5_13.1.1_17A854_Restore.ipsw
File Size4.28 GB
SHA256sumf5534f740cabff1f400d687d4881c25aef9d43888304653aa503069cd1cb559d
MD5sumb74cf0eeda10a33d9146e596295bb63a
SHA1sum83cc527481f432dcf1082c6a5a4880bdc43e73ee
IdentifieriPhone12,5

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 11 Pro Max to your PC.
  3. Open iTunes and navigate to your iPhone 11 Pro Max.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone12,3,iPhone12,5_13.1.1_17A854_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 11 Pro Max to reboot.

macOS

  1. Connect your iPhone 11 Pro Max to your Mac.
  2. Navigate to your iPhone 11 Pro Max in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone12,3,iPhone12,5_13.1.1_17A854_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 11 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 11 Pro Max 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 iPhone12,3,iPhone12,5_13.1.1_17A854_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 11 Pro Max to reboot.