old iphone and 2.0 firmware... can you use any sim?

[thechidz]

so, I just want to clarify that it is okay to update an unlocked jailbroken iphone version 1 to firmware 2.0 and you can use any att sim without unlocking it again? is this correct?

[iBookfan]

so, I just want to clarify that it is okay to update an unlocked jailbroken iphone version 1 to firmware 2.0 and you can use any att sim without unlocking it again? is this correct?

Use pwnage tool 2.0 and you should be fine. Search the forum and you'll be gettin' answers