How can i upgrade a 2g iphone to the latest firmware. The iphone is jailbroken and unlock too.?

I have it not through ATT. Can some one guide me on how to upgrade this iphone? like is said is a 2g iphone unlocked and jailbroken as well. Thanks

Can i unlock my iphone And still keep my files on the iphone?

iS their a way Can i unlock my iphone And still keep my files on the iphone?

Answer:

Is there a way where I can unlock my iPhone 3G to other network provider?

I got my iPhone 3G from a Plan and it's network lock from one network provider only. I want to use my phone using another network provider, is there a way where I can unlock it to other networks?

How much is iphone 3gs unlock factory in Canada ?

How much is iphone 3gs ( 32 GB ) unlock factory in Canada ??

Answer:

unlocking is free, never pay someone to unlock the phone when it won't cost you anything.

How Do I unlock** my iphone 3G?

I have a iphone 3G and i unlocked it myself on the internet, for free. My iTunes has now prompted me to to update the software on my iPhone so i did and the progam that i used said that i could update my iPhone as normal without having to unlock it again. Well I do need to unlock it again and for free, please help!