Download iOS 18.4.1 (22E252) for iPhone 15 Plus

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 iPhone15,5
iOS Version 18.4.1
Release Date 2025-04-16
Update Date 2025-04-10
Sha1sum
27a405aec04179344ec4cb89a77c8bd53cd0ea26
Sha256sum
fbcb120c06986824cce8c234adb5a112b0d230550b22f1b4ebbbe1410368d07d
md5sum
c9c38d875475ab32673ec90d9d9dbae1
Size 8.62 GB
FileName
iPhone15,5_18.4.1_22E252_Restore.ipsw
Status

Download IPSW (8.62GB) Check device info
Release Notes

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

This update provides important bug fixes, security updates, and addresses a rare issue that prevents wireless CarPlay connection in certain vehicles.

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

https://support.apple.com/100100