unlocked iphone 3gs - Restore or not?

來源: 於 2012-08-27 23:55:49 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

I just bought this used iphone 3GS for my boy, it works fine with T-mobile prepaid card. But when I try connect it with iTunes, the only choice is Restore (to original settings).  Software version 4.0.1  Serial number 85030861EDG

If I click Restore, will it remain unlocked?  Admit I am iLiterate.