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mario35 · 05-22-2011, 00:05

you can not downgrade baseband, you are stuck with baseband 6.15 and you probably do not have gps functions. the only way you could upgrade your os is by ******* firmware (4.1 4.2 4.3). ultrasnow is used to unlock baseband 6.15

05-22-2011, 00:05	#4 (permalink)
mario35 Crazy Poster Join Date: Aug 2010 Posts: 49 Member: 1358158 Status: Offline Thanks Meter: 4	you can not downgrade baseband, you are stuck with baseband 6.15 and you probably do not have gps functions. the only way you could upgrade your os is by ******* firmware (4.1 4.2 4.3). ultrasnow is used to unlock baseband 6.15