try downloading a from some website. that's what i did. No,you can't update the the iOS to iOS 5 in iPhone 3g. The highest supporting operating system of iPhone 3g is iOS(Apple discontinued iPhone 3g. Apple's iPhone 3G shipped with the iPhone operating system and runs firmware version 4.x with some limitations. On your computer, right-click the link.

com/iphone-3gJun 24, · As the model number suggested, however, Apple didn't consider the iPhone 3G as full, next generation update. No longer backs. The 3Gs can run the current version of iOS (). The 3G The 3G reached end of life quite some time ago. It will not get any further updates. No,you can't update the the iOS to iOS 5 in iPhone 3g. The highest supporting operating system of iPhone 3g is iOS(Apple discontinued iPhone 3g. Apple has just released iOS update for iPhone 4 (iOS for Verizon iPhone 4), iPhone 3GS, iPad 2, iPad, and iPod touch 4G/3G. Apple's iPhone 3G shipped with the iPhone operating system and runs firmware version 4.x with some limitations. On your computer, right-click the link. But please let me know of mistakes or problems so I can update my info. iphone 3g running ios Operating System: iOS 4 (mb variant of osX) ARMv6 core. No more updates for the iPhone 3G will be forthcoming. If you haven't updated to files here. The iPhone 3GS and iPhone 4 (AT&T only) will support iOS try downloading a from some website. that's what i did.