Download iOS 18.3 (22D63) for iPhone 15

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 iPhone15,4
iOS Version 18.3
Release Date 2025-01-27
Update Date 2025-01-23
Sha1sum
34cd8880e6b21ba3356fc3e34b870b1b0c035d53
Sha256sum
d4c59dc18008c71b5a31a06c1e1c580d56b4e0f55a45d82b083bb737ed761fdb
md5sum
7e4877aba24714cd7019f8ef54d62cd4
Size 8.31 GB
FileName
iPhone15,4_18.3_22D63_Restore.ipsw
Status

Download IPSW (8.31GB) Check device info
Release Notes

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

Home Screen

Photos

Messages

Control Center

Lock Screen

Safari

Passwords

Maps

Gaming

Wallet

Journal

Phone

Privacy

AirPods

Apple TV app

Notes

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-18

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/100100