where do i get ios 4.3 for iphone 3gs
how do i update my iphone 3gs to ios 4.3
iPhone 3GS, iOS 4.2
how do i update my iphone 3gs to ios 4.3
iPhone 3GS, iOS 4.2
4.3 is no longer available. If you actually have a 3GS, you can plug your phone in and update to 6.0.1 using iTunes. If you have a 3G, 4.2.1 is the end of the line. It was discontinued over 2 1/2 years ago.
where do i get ios 4.3 for iphone 3gs