This Quick Start guide tells you how to set up your iPhone and use its key features. Once you're up and calling, you can learn even more about iPhone at www. apple. com/uk/iphone. Ready, set up, go. Download iTunes. Go to www. itunes. com/uk/download and download the latest version of iTunes to install on your Mac or PC. Connect to your computer. Connect your iPhone to the USB port on your computer. When iPhone is connected, iTunes opens and guides you through setup. Select the contacts, calendars, music, videos, and photos you'd like to sync, then click Apply in the lower-right corner. If you're new to iTunes or syncing, you can watch a quick tutorial at www. apple. com/uk/itunes/tutorials. Button basics. To turn iPhone on, firmly press the On/Off button. To turn off or restart iPhone, hold down the On/Off button, then slide to confirm. To put iPhone in sleep mode, press the On/Off button once. This turns off the screen but still allows iPhone to receive calls. To silence an incoming call, press once. To send a call directly to voicemail, press twice. Go Home. When using an application, press the Home button to close it and return to the Home screen. Press the Home button again to jump to your main Home screen. While on a call, you can access your email, calendar, or other applications, and even surf the web when you're connected via Wi-Fi or 3G. Double-click the Home button anytime to go to Favorites. Double-click in sleep mode to bring up iPod controls. Make a call. Tap a phone number in Contacts, Favorites, an email, a text message, or almost anywhere in iPhone to make a call. Or tap the Keypad button to dial manually. To answer a call while using the iPhone headset, press the center button once. Press it again to end your call. Intelligent keyboard. iPhone automatically corrects and suggests words as you type. So if you tap a wrong letter, just keep typing. To accept the suggested word, tap the space bar...