Apple changed the activation screen in i OS5 and i OS6, however, this tutorial works for all i OS versions mentioned. If you don’t know what version your i Phone is on, watch the video and it will tell you.
Download Links: Redsn0w (Download the NEWEST one – its at the top) i Phone Firmware File – (Download the version your i Phone is on).
This tutorial works on all version from i OS3 all to way to i OS6!
Note: In the video, the activation screen my i Phone 3G has will probably be different than from what you have.
This seems like good information for those who accidentally upgraded their i Devices to i OS 5.0.1 and lost their unlock, with no possibility to go back to i OS 5.0.
The guide is applicable for Upgrading i Phone 2G/3G 2.2 or 2.2.1 to OS 3.0 and also for i Pod Touch. Select your i Phone under Devices in the Source List on the left.4.
Please note in order to upgrade i Phone to firmware 3.0 you must have installed i Tunes 8.2.1. In the i Phone Summary pane, click Check for Update.5. Do not disconnect your i Phone until the update has finished That’s it, Once update is finished your will have i Phone 3G running latest firmware 3.0.
At Blogsdna you can read his Windows tutorials, free and useful software related articles.
If you see an error message while trying to update your device wirelessly, learn what to do.