Download iOS 11.3 (15E216) for iPhone SE

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 iPhone8,4
iOS Version 11.3
Release Date 2018-03-29
Update Date 2025-01-21
Sha1sum
980122dcb7e743422cced3458324f6394a6aa224
Sha256sum
16664ae367f3c9a4752e675a4e0b52c1816bfe6eaea60ee124bb90e42696a5f4
md5sum
12c58703791d2cfa93c920b0f9565f34
Size 2.53 GB
FileName
iPhone_4.0_64bit_11.3_15E216_Restore.ipsw
Status

Download IPSW (2.53GB) Check device info
Release Notes

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

iOS 11.3 introduces new features including ARKit 1.5 with support for more immersive augmented reality experiences, iPhone Battery Health (Beta), new Animoji for iPhone X users, and more. This update also includes stability improvements and bug fixes.

Augmented Reality

iPhone Battery Health (Beta)

iPad charge management

Animoji

Privacy

Business Chat (Beta) - US only

Health Records (Beta) - US only

Apple Music

News

App Store

Safari

Keyboards

Accessibility

Other improvements and fixes

For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT1222

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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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