How to update my ios 4.1 to 5.1 or 6.0 for iphone 3gs 32gb?

How to update my ios 4.1 to 5.1 or 6.0 for iphone 3gs 32gb?

You need to plug it into a computer that has iTunes installed. It's the only way my brother had his iPod on ios 4 and that's what we did. Hope I helped!

1) install itunes on your pc
2) plug in with the cable
3)then go top right on itunes it should say iphone
4)press it and you will see update. And you update it. Then it will take it for a while also you can google it.

1) Install itunes on your computer then Connect with cable and next go top right on itunes it should say iphone press it and you will see update. And you update it