IPSW Downloads

iOS 15.1 - 19B74 for iPhone 11

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

Release Date25 October 2021
Upload Date15 October 2021
File NameiPhone11,8,iPhone12,1_15.1_19B74_Restore.ipsw
File Size6.49 GB
SHA256sum8b0a4ac3a5b013a0f5ac9d0110c6a371fcf0a2e7a01a8cfbf9759de29582edd4
MD5sum9a5d3806df16d6b4e1c45bff498f57e3
SHA1sum3238bc170c5b095a6f954a339745b8466fa3f274
IdentifieriPhone12,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 11 to your PC.
  3. Open iTunes and navigate to your iPhone 11.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone11,8,iPhone12,1_15.1_19B74_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 11 to reboot.

macOS

  1. Connect your iPhone 11 to your Mac.
  2. Navigate to your iPhone 11 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone11,8,iPhone12,1_15.1_19B74_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 11 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 11 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 iPhone11,8,iPhone12,1_15.1_19B74_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 11 to reboot.