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How to tell if your iPhone 3GS has an older or newer bootrom [jailbreak tip]

Want to jailbreak and unlock but need to know how to tell what bootrom your iPhone 3GS is running? There are two numbers in your settings that will be a dead giveaway as to what bootrom your phone has. You'll need to know how to determine your bootrom in certain situations if you want to achieve a software unlock.

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Apple Breaks Jailbreak in Newly Shipped iPhone 3GS Devices

iClarified is reporting some very unsettling news for those of you looking to pick up a new iPhone 3GS as they say Apple is now shipping iPhone 3GS devices with a new bootrom blocking the 24kpwn exploit. Devices with the iBoot-359.3.2 bootrom began shipping last week and are now being sold in Apple and AT&T stores. This means if you are unfortunate enough to land one of these new devices you will not be able to jailbreak until the Dev Team or George Hotz can come up with a solution.

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