Changing Your Settings 105Removing an AccountImportant!: Removing an account also deletes all of its messages, contacts,and other data from the device.1. From a Home screen, tap ➔ Settings ➔ Accounts andsync.2. Tap an account to display its settings.3. Tap Remove account, then tap Remove account at the promptto remove the account and delete all its messages,contacts, and other data.Location ServicesThe Location services settings allow you to set up how the phonewill determine your location and the sensor settings for yourphone.1. From the Home screen, tap ➔ Settings ➔ Locationservices.2. Tap any of the following options to create a checkmark andactivate the service:• Use wireless networks: allows applications to use data frommobile networks and Wi-Fi to help determine your location.• Use GPS satellites: allows applications to use GPS to pinpointyour location.• Location and Google search: allows Google to use your locationdata for improved search results and other services.SecurityThe Security settings allow you to determine the security level foryour phone.Screen LockChoose settings for unlocking your screen. For more informationabout using the lock and unlock features, see “Locking andUnlocking the Touch Screen” on page 6.1. From the Home screen, tap ➔ Settings ➔ Security.2. Tap Screen lock for these options:• Swipe: Swipe the screen to unlock it. No pattern, PIN, orpassword is required.• Motion: Unlock the screen by tapping and holding the screen, thentilting the device forward.• Face unlock: The phone recognizes your face and unlocks thephone. Follow the on-screen instructions to set it up.• Face and voice: The phone recognizes your face and voice andunlocks the phone. Follow the on-screen instructions to set it up.