Here's how you can tap to see a list of ways to use Siri on your iPhone. This guide makes it easy to learn how to use Siri. 1. Long press the Home button on your iPhone. 2. Tap the small "i" in the right corner. 3. A list of ways you can use Siri will appear. 4. Tap the option you want to use Siri for, and a list of ways to ask questions for that function will appear.
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iPhone 5 Tips and Tricks | Apple