iOS 4.2.1 (8C148a) for iPhone 3GS

✗ Not Signed

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Firmware Information

Version 4.2.1

Build ID 8C148a

Release Date Jan 1, 1970

Upload Date Nov 21, 2010

Filename iPhone2,1_4.2.1_8C148a_Restore.ipsw

File Size 401.32 MB

MD5 d688d2d48c8b054367adef8e7ab4f5ea

SHA1 2787bb9fbf18594279d05682e6fd16d2b9612a2a

Device Information

Device iPhone 3GS

Identifier iPhone2,1

BoardConfig n88ap

Platform s5l8920x

CPID 35104

BDID 0