Download iOS 15.1.1 (19B81) 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 15.1.1
Release Date 2021-11-17
Update Date 2025-04-30
Sha1sum
c2cb8f4c988a0525655b614681b284beb948d1c5
Sha256sum
8681413bc9c89a96c2c18c3f722425969f9320d404168c7e06b5cece41fe3c15
md5sum
58bd04a20e4edd5e8ae6e109072454ac
Size 6.17 GB
FileName
iPhone13,4_15.1.1_19B81_Restore.ipsw
Status

Download IPSW (6.17GB) Check device info
Release Notes

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

iOS 15.1.1 improves call drop performance on iPhone 12 and iPhone 13 models.

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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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