Using Your Device | 21Sound settingsTo change the sound and ringtone settings:Tap → Settings → Sound and then select the desired item under Sound settings.Volumes Adjust the volume for music, videos, games, notification,and alarms.Phone ringtone Set the ringtones of the phone.Default notificationsoundSelect a default ringtone for notifications.Dial pad touch tones Configure whether a sound is played when the dial pad istouched.Touch sounds Configure whether a sound is played every time youtouch the screen.Screen lock sound Configure whether a sound is played when the screen islocked.Date, time, and time zoneYour device automatically uses the network-provided date, time, and time zoneby default.To manually set the date, time, and time zone:1. Tap → Settings → Date & time, and disable the automatic date, time, andtime zone.2. Configure options such as the date, time, time zone, time format, and dateformat.Protecting Your DeviceYou can protect your device against unauthorized access by setting a face unlock,a pattern, a PIN, a password, or with a face unlock. After you configure any of thesesecurity options, your device prompts for the respective unlocking informationbefore you can use the device.Screen-unlock patternThis security method requires you to create a pattern that you need to draw everytime to unlock the device.If incorrect unlock patterns are drawn for five consecutive times, the device forces a30-second delay before you try again.