iPhoneOS Releases
Signed IPSWs
Signed IPSW files can be restored via Finder, the Apple Devices app, iTunes, or idevicerestore.
January 22, 2010
✓ Signed for 1 device
October 5, 2009
✓ Signed for 1 device
September 3, 2009
✓ Signed for 1 device
July 31, 2009
✓ Signed for 1 device
June 10, 2009
✓ Signed for 1 device
January 22, 2009
✓ Signed for 1 device
November 17, 2008
✓ Signed for 1 device
September 5, 2008
✓ Signed for 1 device
August 15, 2008
✓ Signed for 1 device
July 29, 2008
✓ Signed for 1 device
July 14, 2008
✓ Signed for 1 device
July 8, 2008
✓ Signed for 1 device
February 22, 2008
✓ Signed for 2 devices
January 10, 2008
✓ Signed for 2 devices
November 7, 2007
✓ Signed for 2 devices
September 26, 2007
✓ Signed for 2 devices
September 11, 2007
✓ Signed for 1 device
August 21, 2007
✓ Signed for 1 device
July 31, 2007
✓ Signed for 1 device
June 28, 2007
✓ Signed for 1 device
Unsigned IPSWs
Unsigned IPSWs cannot currently be restored to.
August 9, 2010
✗ Unsigned for 1 device
July 9, 2010
✗ Unsigned for 1 device
March 29, 2010
✗ Unsigned for 1 device
January 22, 2010
✗ Unsigned for 3 devices
October 5, 2009
✗ Unsigned for 3 devices
September 17, 2009
✗ Unsigned for 2 devices
September 3, 2009
✗ Unsigned for 2 devices
July 31, 2009
✗ Unsigned for 2 devices
June 10, 2009
✗ Unsigned for 2 devices
January 22, 2009
✗ Unsigned for 2 devices
November 17, 2008
✗ Unsigned for 2 devices
September 5, 2008
✗ Unsigned for 1 device
September 5, 2008
✗ Unsigned for 1 device
August 15, 2008
✗ Unsigned for 1 device
July 29, 2008
✗ Unsigned for 1 device
July 8, 2008
✗ Unsigned for 1 device