Upgrading firmware on Iphone 3g using a turbo sim

[rakester]

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[jmann]

If you upgrade your turbosim won't work anymore.

 

[rakester]

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[jmann]

Yes. Ultrasn0w will be released shortly to download through cydia/icy. That program will unlock the phone and let you use any sim card. You can also jailbreak the iPhone 3G on 3.0 with Pwnage Tool or Redsn0w.

Get them here.