If you're not sure where to begin, our starter guide offers some nice tips for those just getting acquainted with their iPhone: Take a tour of the device's exterior and learn how to activate a brand new iPhone; discover basic gestures for navigating through apps and home screens; and learn about some of our favorite iPhone tips and tricks.

Once you've gotten the basics down, check out some of the iPhone 4S's big features like Notification Center, Siri, and iCloud. Read up on all the device's bundled apps, from Safari to Mail; discover downloadable Apple apps, like Find My Friends, and Cards; and venture out into the wilds of the App Store armed with our handy guide detailing the apps every iPhone user should own. And in case you're stumped on how to best outfit your device, we provide suggestions for great iPhone 4S cases, headphones, speakers, and more.

To read 's free iPhone 4S Starter Guide on your iPhone, iPod touch, or iPad, you can . If you don't have an iOS device (or you'd prefer to read it on your Kindle or other e-reader), you can directly from us.

We hope you enjoy getting to know your iPhone 4S. If you want to learn even about your new device, stay tuned for our full-sized iPhone 4S Superguide, coming this holiday season to the iBookstore and Kindle Store, and as a PDF, CD, and printed book.

And if you like what we've put together, make sure to check out our : For those who want an in-depth guide to all of iOS 5's new features, we have our ebook-exclusive ; you can also check out our Superguides on the and . Looking to pick up some of our older guides on the cheap? We're offering deep discounts titles in book or CD format.