How to take a screenshot on an Android device

For Apple users, you know what you're going to get each new model of iPhone. Android users on the other hand have a ton of makes and models to consider. So when you get a new Android device, it's not always clear how to take a screenshot. For most, you can either use the physical buttons on the handset, or ask your handy virtual assistant to take one for you. Whether you have a Samsung, Google, Motorola or phone, here's how to take a screenshot on (almost) any Android device. How to take a scree...