This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | Invalid Date |
| Upload Date | 03 March 2011 |
| File Name | iPad2,1_4.3_8F191_Restore.ipsw |
| File Size | 0.60 GB |
| SHA256sum | e21199bb37ccd8d03df50c5c815fce774deebfd2a296265f0e1dd97b316bc265 |
| MD5sum | 166b73690d6f6fc971307ca1568f262e |
| SHA1sum | c4db3a44dc0986bc8344f7672cfa0255bea8af14 |
| Identifier | iPad2,1 |
cd ~/Downloads.idevicerestore -e iPad2,1_4.3_8F191_Restore.ipsw and press Enter.