FIRMWARE DETAILS

iOS 5.1

Build: 9B176Not reportedRestore IPSW

Stable

View details

Filename: iPad1,1_5.1_9B176_Restore.ipsw
File size: 761.2 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: 8ee1bc5f49f8adb299e2b34ddbb41056333cde794714fac3db89aa0e9d01a1ad
SHA-1: f6b19779d2fe4242f87d55701e049291c978e3b3
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPad iPad1,1IPSW.me public API retrieval · Oct 23, 2026, 2:42 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/iPad1%2C1?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:19 PM UTC
Record fingerprint: 47906af38200602be8e7af23b6a064da