FIRMWARE DETAILS

iOS 4.0.2

Build: 8A400Not reportedRestore IPSW

Stable

View details

Filename: iPhone2,1_4.0.2_8A400_Restore.ipsw
File size: 396.3 MB
File type: Restore IPSW
Download host: secure-appldnld.apple.com
Link availability: Not verified
Source did not report availability
Last link check: Not checked
SHA-256: 96268657372f6209ec0ea3c629f493a4dfd7bc7ce10506af86bdad54b09dd06a
SHA-1: 61d21363ced6e006cc226f9a0a0e9c6ed8e048ab
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 3GS iPhone2,1IPSW.me public API retrieval · Oct 20, 2026, 6:34 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/iPhone2%2C1?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 6a14b9e100cffc2bfdaa9c74cf3acbda