We show you how to do it with a custom pre-made hactivated software. This software isn’t available anywhere for free anymore, you would need to pay $12+ on file sharing sites just to be able to download it. We offer it from our server along with the step by step guide to jailbreak and unlock on the above baseband. Join here: http://www.jailbreak4dummies.com
Caution: If you have iPhone 3GS 16 or 32 GB that was made after week 35 of 2011 or a new 8GB iPhone 3GS made after week 28 of 2011, this unlock is not for you! Check production year and week of your iPhone: Go to settings > general > about > serial number and then put the serial number here.