FIRMWARE DETAILS

iOS 17.4.1

Build: 21E236Mar 21, 2024Full OTA

Stable

View details

Filename: 5c60799d170456f7ff6695e0251be35fc378d65c.zip
File size: 5.91 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 9fb742beb7cff4195664cf378d10f3be834d6e1925bc374483222a1a633e4573
SHA-1: 7ce7116237d1201c7a4a1a7c10c1ff7d231a7c95
Required starting builds: Not reported
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Compatible hardware (1)

iPhone SE (3rd generation) iPhone14,6

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