1 Open Optimize, then touch Cleanup.
2 When the scan is complete, touch Clean up after each item and delete any les you don't
need.
Clean Up Duplicate Files
Optimize can identify duplicate les on your device.
On the Cleanup screen, touch Duplicate les, then select unwanted les to delete them.
Security
App Lock
You can lock apps containing private data, such as chat and payment apps, to prevent
unauthorised access.
Enable App Lock
Go to
Settings > Security > App Lock > Enable, set the App Lock password and select
the apps to lock.
If you have enabled face or ngerprint unlock, you can link App Lock with a face ID or
ngerprint ID as prompted.
Not all devices support ngerprint features.
Change the App Lock Password or Security Questions
Enter the App Lock settings screen, go to > Password type, and select Lock screen
password or Custom PIN as the App Lock password.
If you select Custom PIN, you can go on to set a new password and security questions.
Cancel or Disable App Lock
On the App Lock settings screen, do the following:
• Cancel App Lock: On the locked app list, toggle o the switches beside the apps for which
you want to cancel the lock.
• Reset App Lock: Go to > Disable App Lock > DISABLE. This will cancel all locks, and
clear all app lock settings.
Smart Unlock
Smart Unlock enables you to unlock your device with a Bluetooth device, such as a smart
band. When a compatible Bluetooth device is detected, you can unlock your device without
the need to verify your identity using a password, for example.
1 Set a lock screen password for your device.
Settings
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