Download iOS 17.5.1 (21F90) for iPhone 11

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 iPhone12,1
iOS Version 17.5.1
Release Date 2024-05-20
Update Date 2025-01-02
Sha1sum
3f5cfa129fd8cd3e18fb4e5787807818c74c90f3
Sha256sum
afe26e85376192a95c82c58f34dd304d552845a40d9ef1b8dfc3b9c8ae262351
md5sum
341f77265246a324ae3781105a3d4639
Size 6.98 GB
FileName
iPhone12,1_17.5.1_21F90_Restore.ipsw
Status

Download IPSW (6.98GB) Check device info
Release Notes

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

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Apple Podcasts

This update includes the following enhancements and bug fixes:

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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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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