Upgrading iPhone 4 to iOS 4.1 Without Updating the Baseband

Some iPhone users do not know that upgrading iPhone to the latest IOS will also update the baseband. If you would want to use other carriers, then you have to undergo the process of unlocking your iPhone. Nowadays, the most popular unlocking tool is the UltraSn0w, however, it does not support new baseband versions. Thus, [...]

Upgrading iPhone 4 to iOS 4.1 Without Updating the Baseband originally published on Make Tech Easier (RSS)
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