iOS 5.1 (9B176) for iPhone 4 (CDMA)
Not signed — cannot be installed
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Jailbreak compatibility
No jailbreak
There is no public jailbreak for iOS 5.1 on iPhone 4 (CDMA).
Tip: Beware of sites that charge for a jailbreak or ask you to install a profile. Real jailbreaks are always free and open source.
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Firmware information
Version
5.1
Build ID
9B176
Release date
—
Upload date
Feb 29, 2012
File name
iPhone3,3_5.1_9B176_Restore.ipsw
File size
791.35 MB
MD5
304a0863e83aff0f88215e3f6a193002
SHA1
10c8f960e2f2b2c2bc29a49ccc8d020710cde3df
Device information
Device
iPhone 4 (CDMA)
Identifier
iPhone3,3
BoardConfig
n92ap
Platform
s5l8930x
CPID
35120
BDID
6