User manual

Cat
®
B15 Smartphone User Manual
39
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 Settings screen, touch Security > Screen lock.
2. Select one of the available options.
 None: The device is not protected.
 Slide: Slide the lock icon to unlock the phone.
 Face Unlock: Use the face detection 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.
Removing an Installed Application
1. On the Settings screen, touch Apps.
2. Touch an application, and then touch Uninstall to remove the application from your mobile
phone.
Note:
Pre-installed applications can not be deleted.