How to get iPhone “virgin” and Restore Baseband
Generally The old unlock software’s (before anySIM 1.1, except iphonesimfree.com’s ) had serious flaws, it cause the iPhone to be incompatible with later firmware. Before you update your iPhone you’ll have to repair your phone by take a few step called “virginizing” the iPhone (baseband) firmware. below are the instructions;
How to make iPhone “Virgin” [...]
IPhone , The Simple Unlock
This tutorial is relevant up to version 1.1.4 and for 8GB / 16 GB
Ingredients you’ll need to prepare:
Learn about DFU Mode
Learn how to restore from DFU Mode
Download the ultimate application for activation, jailbreaking and unlocking
For PC please use : ZiPhone
http://files.ziphone.org/ZiPhoneWin-3.0.exe
For Mac please use :iJailbreak / ZiPhone
http://files.ziphone.org/ZiPhoneOSX-3.0.dmg
http://ijailbreak.googlecode.com/files/iJailBreak0.5.4.zip
Here we go :
How to Unlock iPhone with 1.1.1
This tutorial assumes that your iPhone has firmware version 1.1.1. update it to 1.1.1 first or Read here first if you’ve already unlocked your phone before.
How to Bypass activation and prepare iPhone for software installation
Make sure you have turned off your SIM-card with PIN turned off, and power on your phone
On the activation screen, slide [...]
How to Upgrade, Downgrade or Restore iPhone
Upgrade
For Upgrade process, plug iPhone to USB on your PC/Mac, then activate iTunes.
before continue to the next step, make sure that you have downloaded the firmware files.
or you can check this out ;
1.0.0: iPhone1,1_1.0_1A543a_Restore.ipsw
1.0.1: iPhone1,1_1.0.1_1C25_Restore.ipsw
1.0.2: iPhone1,1_1.0.2_1C28_Restore.ipsw
1.1.1: iPhone1,1_1.1.1_3A109a_Restore.ipsw
1.1.2: iPhone1,1_1.1.2_3B48b_Restore.ipsw
1.1.3: iPhone1,1_1.1.3_4A93_Restore.ipsw
1.1.4: [...]


