[vtownhog]

I just bought an Iphone from a friend. when I connect my Iphone to Itunes i prompted my to upgrade the Iphone to 2.2. And after the Iphone rebooted it prompted me that my T-Mobile sim card is not recognized. I am using Windows XP. Any help would my greatly appreciated. Thanks

[hiflyer]

Do a fresh restore to 2.2 in itunes and then use quickpwn 2.2 to jailbreak and unlock.
Follow the iclarified guide at:

http://www.iclarified.com/entry/index.php?enid=1881