Download iOS 17.2.1 (21C66) for iPhone 12 Pro Max

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPhone13,4
iOS Version 17.2.1
Release Date 2023-12-19
Update Date 2024-11-21
Sha1sum
2a31d3bbab2031bcd7b0cd6620b8874bf0e3d2cf
Sha256sum
e54c05c5a383ba9845713b057117e56d576fca3601d892f1f36ef635b050731e
md5sum
accd4718bc2111e9a0cd9d5b86cb0c03
Size 7.24 GB
FileName
iPhone13,4_17.2.1_21C66_Restore.ipsw
Status

Download IPSW (7.24GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

Phone

Messages

FaceTime

StandBy

Widgets

AirDrop

Keyboard

Safari and Passwords

Music

AirPlay

AirPods

Maps

Siri

Visual Look Up

Health

Privacy

Accessibility

This release also includes other features and improvements:

Some features may not be available for all regions or on all Apple devices. For more information, please visit this website:

https://www.apple.com/ios/ios-17

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

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

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Frequently Asked Questions

What is IPSWDL.COM?

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IPSWDL.COM is a website that provides download links for IPSW files, which are used to install or restore firmware on Apple devices. These files are sourced directly from Apple's servers.

What is an IPSW file?

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How can I use an IPSW file to restore my device?

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Where can I download IPSW files?

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What is the difference between IPSW and OTA updates?

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Can I downgrade my iOS version using an IPSW file?

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