Just an update anyone who has recently checked out our Roundup: Two Three ways to downgrade iPhone 3G baseband. We’ve updated the article because there is now an even better, simplier method does downgrades your iPhone 3G’s baseband back down from 02.30 to 02.28 allowing you to unlock your iPhone 3G using yellowsn0w for use with any network.
As you can see in the screenshots above, this new tool called 3G Fuzzyband Downgrader automatically checks your bootloader version to make sure it is 5.08 and then downgrades your iPhone 3G’s baseband for you seaminglessly.
If you’re looking to downgrade your iPhone 3G’s baseband, or you haven’t been so successful with other methods, we definitely recommend checking out 3G Fuzzyband Downgrader here: Roundup: Two Three ways to downgrade iPhone 3G baseband
Update (04/11/2009): Those who have 05.11.xx baseband but have not been able to use fuzzyband’s baseband downgrader due to various reasons including non-supporting bootloader version should have a look at a new unlock tool released for the iPhone 3G and iPhone 3GS by Geohot. It’s known as blacksn0w, it will work for iPhones running the latest firmware 3.1.2 on baseband 05.11.07: http://www.gadgetlite.com/2009/11/04/blacksn0w-iphone-3g-3gs-os-3-1-2/
Update (28/09/2009): Those looking to downgrade the baseband version 05.11.07 from the new iPhone OS 3.1 update should read our guide: How to: Downgrade iPhone 3G baseband – 05.11.07 to 04.26.08
We reported about the possibility of downgrading the iPhone 3Gs’ baseband (which had been unexpectedly affected by the 2.2.1 firmware update) by using a tool from ModMyi called pHaseBanDowngrader a few weeks ago. Thanks to all those who
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Update (10/05/2009): There is now another tool to downgrade your iPhone 3G’s baseband.
Finally, at last! A baseband downgrade tool for iPhone 3G. Readers who are iPhone 3G users who unexpectedly and accidentally upgraded their iPhone 3G’s baseband during the iPhone firmware 2.2.1 update will be happy to know that ModMyi (not the iPhone Dev Team) have come up with a tool that claims to downgrade your iPhone’s baseband from 02.30.03 back to 02.28.00.
While back in February, the iPhone Dev Team did specifically release a Pwnage Tool for iPhone 3G users so