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FIRMWARE DETAILS

iOS 17.4.1

Build: 21E236Mar 21, 2024Restore IPSW
Stable

View details

Filename
iPhone12,3,iPhone12,5_17.4.1_21E236_Restore.ipsw
File size
7.52 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
8c2965d59b92d17ecc28d4edf56f885f52a1944bcb5455791a9717a86038fd3e
SHA-1
c400f11feb4eb8516b9812c83cbca3db4dedf67c
Required starting builds
Not reported
Board restrictions
Not reported

Compatible hardware (2)

iPhone 11 Pro iPhone12,3IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown
iPhone 11 Pro Max iPhone12,5IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown

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%3B21E236.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 35d6f74f80d62b482e435ab6b7815260

IPSW.mehttps://api.ipsw.me/v4/device/iPhone12%2C5?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 2b3581eafbae813dfda306ff9a709f36

IPSW.mehttps://api.ipsw.me/v4/device/iPhone12%2C3?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 6c8c5b8d3136b486a45de5f972f145bf