FIRMWARE DETAILS

iOS 17.4 beta 4

Build: 21E5209bFeb 20, 2024Restore IPSW

Beta

View details

Filename: iPhone12,3,iPhone12,5_17.4_21E5209b_Restore.ipsw
File size: 7.51 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: 525e08792c435f2328f2396d69e3c3995d5c910ced5bea3c4e2414fc8376ec51
SHA-1: 14631e32aab4cd2281306f99b69ccb5a351225e4
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (2)

iPhone 11 Pro iPhone12,3

Unknown

iPhone 11 Pro Max iPhone12,5

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%3B21E5209b.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: fe63c79b1c14a24f0f284bf400b7ab04