Need help with updating 3GS with IOS 4.1 (Firmware 06.15.00)

Need help with updating 3GS with IOS 4.1 (Firmware 06.15.00)

Posted January 3, 2013 at 9:36am by thegood1 · 2708 views
Hi All I need expertise help with Iphone 3 GS update . I am currently on IOS 4.1 & Firmware : 06.15.00 Its O2 lock phone & last time i had updated had to go online & purchase for a unlock of the phone. Now i need your help with what IOS i should update too ? Would that update break my unlock ? (Most Important) Can it be jailbreaken later ? Please provide me some guide or instructions . Cant download any new applications because of this old IOS :( Thanks & Regards Thegood1


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