"iPhone Comfort Tips You'll Want to Brag About!" Hiroko Takahashi The iPhone has completely integrated into social life and has become an indispensable tool. Conversely, it's so commonplace that you might be using the same operations and launching the same apps every day, right? For iPhone users stuck in a rut, we've packed this book with useful tips you'll want to know. From relaxing to essential, read this book, master the techniques, and show off to your friends!