FIRMWARE DETAILS

iOS 17.4

Build: 21E219Mar 5, 2024Restore IPSW

Stable

View details

Filename: iPhone13,4_17.4_21E219_Restore.ipsw
File size: 7.85 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: f261560b824c5d08aecc836868ab7e5f95e478cd1653cde1232fcac85b4fec99
SHA-1: c8d1de024f018dca3c551ee7d412dd32f85f5d93
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 12 Pro Max iPhone13,4IPSW.me public API retrieval · Oct 22, 2026, 6:03 AM UTC

Unsigned

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

Source provenance

IPSW.mehttps://api.ipsw.me/v4/device/iPhone13%2C4?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: ca9ec5e264f518b94aea93eb9a938149

AppleDBhttps://api.appledb.dev/ios/iOS%3B21E219.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: c89b542f4c3e0674573e93f3ad0939c2