Users Manual

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9.8 Smart Manager
Smart Manager ensures your phone is operating in top form by
automatically scanning and optimizing data usage to preserve
battery levels, manage storage and protect against security threats.
Restricting auto-start apps can make the system run faster and
extend battery life.
You can also do some manual settings for further optimization.
9.9 Security
9.9.1 Screen lock
Select one method such as Swipe, Pattern, PIN, Password, or
Fingerprint to unlock the screen.
9.9.2 Fingerprint
Use your Fingerprint to unlock the screen or clear notifications, take
a photo/video, pick up a call, and etc.
Access Settings > Security > Fingerprint to activate these
functions.
9.9.3 Face key
Face key allows you to unlock your device with your facial data. Set
it according to the on-screen steps.
Ensure that you are facing the phone screen when using face
recognition.
Note: you need to set a pattern, PIN, or password before using face
key.