User's Manual

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16
7
Volume & ringtone
Adjust in-call volume
While on a call, press the Volume up/down keys to adjust
volume.
Adjust ringtone and volume
•Go to Settings > Sound.
•Move the volume sliders to adjust separate volume for Ring,
Notification, Media, and Alarm sounds.
8
Software updates
To access Software updates, follow these steps:
1. Connect your device to a Wi-Fi network and make sure
it has a strong data connection.
2. Ensure your battery is fully charged before starting the
software update. Your device’s current battery level can
be found on your device under Settings > Battery.
3. Go to Settings > System > System updates.
4. Tap Check for update and the device will search for
the latest software.
5. If software update is available, tap Download update.
Once the software is downloaded, tap Install update >
Install.
6. Now your device has the latest version of the software.
9
Security
To help prevent others from using your device without your
permission, activate the following security options:
Go to Settings > Security > Device security.
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TCL Communication Technology Holdings Limited.
© 2020 TCT Mobile Limited. All rights reserved.
TCL Communication Technology Holdings Limited
reserves the right to alter material or technical
specification without prior notice.
9.1 Screen lock
•Tap None to disable screen lock. When selected, the
Power/Lock key will only illuminate or darken the display.
•Tap Swipe to enable screen lock and access your device by
swiping on the Lock screen.
Note: you will not need a pattern, PIN, or password to access the
phone
•Tap Pattern to create a pattern you must draw to unlock
the screen.
•Tap PIN to set a numeric PIN that you must enter to unlock
your screen.
•Tap Password to set an alphanumeric password that you
must enter to unlock your screen.
9.2 Smart lock
With SmartLock enabled, your phone can be automatically
unlocked if at least one of the following specified conditions
is met:
•Your phone is connected to a trusted device over Bluetooth.
•Your phone is in a trusted place.
•A trusted face is detected.
•A trusted voice is detected.
•On-body detection is enabled.
You need to set a lock pattern, password, or PIN on your phone
before using this feature.