✗ This firmware is not signed. This means you cannot restore to it in iTunes.
| Upload Date | 2nd May 2011 |
|---|---|
| Filename | iPhone3,1_4.3.3_8J2_Restore.ipsw |
| Filesize | 699 MB |
| MD5sum | a0cb7313c5535991d62890c7eef60f9a |
| SHA1sum | 7dcfd428d08e089f41ceb984ad0ce57d374fde04 |
| Identifier | iPhone3,1 |