Unlocking and jailbreaking on iphone 4 for current update 4.3.3. It's currently on baseband 04.10.01 which I know has not be unlocked yet, but I want to know how do I change my firmware to ipad baseband. It locked to vodafone UK and I want to use o2 sim card. Yes I know the dangers of upgrading to ipad baseband I just want to know has someone else tried this and has worked? any info would be much appreciated!. Thanks.