FIRMWARE DETAILS

iOS 26.4.1

Build: 23E254Apr 8, 2026Restore IPSW

Stable

View details

Filename: iPhone15,4_26.4.1_23E254_Restore.ipsw
File size: 10.36 GB
File type: Restore IPSW
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 0f45c7d33b9c339e41abf8212387436a7570ef98bffbbf296b774a1b957a4910
SHA-1: 0009dfe8f938fbdede998f41b09d44a7b6597fe1
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 15 iPhone15,4IPSW.me public API retrieval · Oct 22, 2026, 11:27 PM UTC

Unsigned

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B23E254.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: 068f9108c631b2be9610754c465ed403

IPSW.mehttps://api.ipsw.me/v4/device/iPhone15%2C4?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: f3c39e366afed6e86aa9f1bdc76ba17c