Cat
®
B15Q Smartphone User Manual
38
Protecting Your Mobile Phone
Enable Your SIM Card PIN
1. On the Settings screen, touch Security > Set up SIM card lock.
2. If you have inserted two SIM cards, touch the desired SIM card network that you want to set
the PIN code.
3. Check the Lock SIM card check box.
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 Security > Screen lock.
2. Select the one of the available options.
None: The device is not protected.•
Slide: Slide to lock icon to unlock the phone.•
Face Unlock: Use face detection to unlock the phone.•
Voice Unlock: Use a voice command 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 instructions for the chosen method to complete the settings.
Managing Applications
Viewing an Installed Application
1. On the Settings screen, touch Apps.
2. In the applications list, do any of the following:
Touch the • Menu key, and then touch Sort by size. Then touch an application to view its
details.
Select • DOWNLOADED, PHONE STORAGE, RUNNING, or ALL tab at the top of the screen.
Then touch an application to view its details.
Touch an application to view its details directly.•
