Bullitt Group S31 User Manual

Page of 46
Cat
®
 S31 Smartphone User Manual
30
Protecting your mobile phone
Enable your SIM card PIN
1. On the Settings screen, touch Personal > Security > Set up SIM card lock.
2. Select the SIM card where you want to apply the PIN lock feature. 
3. Slide the Lock SIM card switch to the right (
) to enable the function.
4. Enter the SIM card PIN, and then touch OK.
To change the SIM card PIN at any time, touch Change SIM PIN.
Note:
You can dial emergency numbers any time from your mobile phone.
Protecting your mobile phone with a screen lock
To keep your data more secure, lock the screen and/or require a screen unlock pattern every 
time your mobile phone is turned on or wakes up from sleep mode.
1. On the Settings screen, touch Personal > Security > Screen lock.
2. Select the one of the available options.
Swipe: Swipe to lock icon to unlock the phone.
• 
Pattern: Trace the correct unlock pattern on the screen to unlock the phone.
• 
PIN: Enter a PIN number to unlock the phone.
• 
Password: Enter a password to unlock the phone.
• 
3. Follow the on-screen instructions for the chosen method to complete the settings.
Managing applications
Viewing an installed Application
1. On the Settings screen, touch Device > Apps.
2. In the applications list, do any of the following:
Touch 
• 
 to configure apps settings.
Touch 
• 
 > Show system to display system apps.
Touch 
• 
 > Reset app preferences > RESET APPS to reset apps preferences to their default 
settings.
Touch an application to view its details directly.
• 
Removing an installed Application
1. On the Settings screen, touch Apps.
2. Touch an application, and then touch UNINSTALL > OK to remove the application from your 
mobile phone.
Note:
Pre-installed applications cannot be deleted.