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iPhone 11 Pro Max

iOS 15.5 (19F77) for iPhone 11 Pro Max

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

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Download (7.27 GB)

✗ This firmware is not signed. This means you cannot restore to it in iTunes. The instructions below are included for reference only.

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Plug your iPhone 11 Pro Max in to your PC.
  3. Open iTunes, and navigate to your iPhone 11 Pro Max.
  4. Hold the Shift key on your keyboard, and press "Restore".
  5. Select the iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.5_19F77_Restore.ipsw file that you downloaded.
  6. Wait for the restore to complete, and the iPhone 11 Pro Max to reboot.

macOS

  1. Plug your iPhone 11 Pro Max in to your Mac.
  2. Navigate to your iPhone 11 Pro Max in Finder.
  3. Hold the Option or Alt key on your keyboard, and press "Restore".
  4. Select the iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.5_19F77_Restore.ipsw file that you downloaded.
  5. Wait for the restore to complete, and the iPhone 11 Pro Max to reboot.

Linux

  1. Install idevicerestore.
  2. Plug your iPhone 11 Pro Max in to your PC.
  3. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  4. To perform a full erase restore, type idevicerestore -e iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.5_19F77_Restore.ipsw and press enter.
  5. Wait for the restore to complete, and the iPhone 11 Pro Max to reboot.

Windows

  1. Open PowerShell, and navigate to the IPSW file that you downloaded, e.g. cd Downloads
  2. Type Get-FileHash iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.5_19F77_Restore.ipsw -Algorithm SHA1
  3. The output of the command should match the following checksum: 4e7fe951db885bb5ba9942fd1e8741c2505bfd3d. If it doesn't, you may need to redownload the file.

macOS

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.5_19F77_Restore.ipsw
  3. The output of the command should match the following checksum: 4e7fe951db885bb5ba9942fd1e8741c2505bfd3d. If it doesn't, you may need to redownload the file.

Linux

  1. Open a terminal, and navigate to the IPSW file that you downloaded, e.g. cd ~/Downloads
  2. Type openssl sha1 iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.5_19F77_Restore.ipsw
  3. The output of the command should match the following checksum: 4e7fe951db885bb5ba9942fd1e8741c2505bfd3d. If it doesn't, you may need to redownload the file.

Checksums

SHA256sum 08658a028afa3272a5a233c4c7e2daf344db0f25afde1048aab8886b60aca41c
MD5sum c0b43a1e093dbfff3a8ccb351243b59a
SHA1sum 4e7fe951db885bb5ba9942fd1e8741c2505bfd3d
Please note, the documentation below is supplied from Apple's update servers. We don't modify the contents of this documentation.

iOS 15.5 includes the following improvements and bug fixes:

  • Wallet now enables Apple Cash customers to send and request money from their Apple Cash card
  • Apple Podcasts includes a new setting to limit episodes stored on your iPhone and automatically delete older ones
  • Fixes an issue where home automations, triggered by people arriving or leaving, may fail

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222

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