Tip: If your computer's operating system is Windows 7 or Windows 8, you can also use theWindows Phone app. Windows 8 installs the app automatically. With Windows 7, you candownload it from www.windowsphone.com.For info on which app works with which computer, see the following table:WindowsPhone app WindowsPhone app fordesktopWindowsPhone app forMacWindowsExplorerWindows 8 x x xWindows 8 RT x xWindows 7 x xWindows Vista/XP xMac xSecurityLearn how to protect your phone, and to keep your data secure.Set your phone to lock automaticallyWant to protect your phone against unauthorised use? Define a security code, and set your phoneto lock itself automatically when you're not using it.1. On the start screen, swipe left, and tap Settings > lock screen.2. Switch password to On , and type in a security code (at least 4 digits).3. Tap Require a password after, and define the length of time after which the phone is lockedautomatically.© 2013 Nokia. All rights reserved. 95