1. amirsaishi's Avatar
    I am using 3gs 3.1.2(7D11) model MC146C bb 05.11.07 jailbreak and unlock with blackra1n. i want to upgrade 4.0 can someone guide how i upgrade to 4.0 jailbreak and unlock it........ Many thanks
    2010-12-27 09:37 PM
  2. iYeow's Avatar
    Download tiny umbrella, plug in iphone and click save shsh.
    Highlight 4.0 shsh blob ( if you have it), start tss server , run itunes and shift + restore to stock 4.0.
    Jailbreak it with Jailbreakme 2.0 from safari on your iphone ( slide to jailbreak )
    2010-12-28 04:38 AM
  3. amirsaishi's Avatar
    Thanks buddy... one thing more pls tel me after restore 4.0 i need to hactivate or not?
    2010-12-28 07:48 AM
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