Your iPhone 3G has lots of great features and we really want you to get the most from your new phone, so we've put together a handy set of useful guides and tools.
iPhone 3GS user guide - download the user guide to find out about all the little details about your phone.
Troubleshooting tool - this handy tool will help you solve any problems you might be experiencing.
Apple Help website - still not found what you're looking for? Visit the Apple help website for further support.