FIRMWARE DETAILS

iOS 4.0.2

Build: 8A400Not reportedRestore IPSW

Stable

View details

Filename: iPhone1,2_4.0.2_8A400_Restore.ipsw
File size: 320.2 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: 0b674e23dbd24d796eda26c9c57567f45431f3f85ca354d3d338add8a1bc4bd4
SHA-1: ee2bc74719170a7a2440b593b6f300727c930c69
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 3G iPhone1,2IPSW.me public API retrieval · Oct 20, 2026, 6:40 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/iPhone1%2C2?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 18ed8d45e09b9a0b1cb2f268e7c29e43