If you've spent a ton of money on your newest smartphone, you will want to make sure it's secure. In this tutorial from the experts at PCWorld, learn exactly how to activate safety mechanisms on your Android. With these options you can set a complicated passcode (so that anyone who does find your phone won't be able to access your files) and you can also set up a locator. By using the location app, you can text your phone from anywhere else and set off a search alarm so you will be able to find it. These applications are very handy and work great for keeping your personal information and expensive electronic device safe.