TCL 20 SE User manual

For more information on how to use the phone, please go to tcl.com and download the complete user
manual. The website will also provide you with answers to frequently asked questions.

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Note:
This is a user manual for T671H.
There may be certain differences between the user manual description and the
phone’s operation, depending on the software release of your phone or specific
operator services.
Help
Refer to the following resources to get more FAQ, software, and service information:
Consulting FAQ
Go to www.tcl.com/global/en/service-support-mobile/faq.html
Finding your serial number or IMEI
You can find your serial number or International Mobile Equipment Identity (IMEI)
on the packaging materials. Alternatively, choose Settings >System >About
phone >Status >IMEI information on the phone itself.
Obtaining warranty service
First follow the advice in this guide or go to www.tcl.com/global/en/service-support-
mobile.html. Then check hotlines and repair centre information through www.tcl.
com/global/en/service-support-mobile/hotline&service-center.html
Viewing legal information
On the phone, go to Settings >System >About phone >Legal information.
Table of Contents
1 Basics .......................................................................................................... 4
1.1 Device overview..................................................................................... 4
1.2 Getting started........................................................................................ 7
1.3 Home screen.......................................................................................... 9
1.4 Text input.............................................................................................. 16
2 Multimedia applications........................................................................... 19
2.1 Camera ................................................................................................ 19
2.2 Gallery.................................................................................................. 24
2.3 Music.................................................................................................... 28
3 Apps and features .................................................................................... 29
3.1 Phone................................................................................................... 29
3.2 Contacts ............................................................................................... 34
3.3 Messages............................................................................................. 37
3.4 Calendar............................................................................................... 39
3.5 Clock .................................................................................................... 40
3.6 Calculator ............................................................................................. 42
3.7 TCL apps.............................................................................................. 43
3.8 Other applications ............................................................................... 44
3.9 Google applications.............................................................................. 44
4 Settings...................................................................................................... 46
4.1 Wi-Fi..................................................................................................... 46
4.2 Bluetooth ............................................................................................. 47
4.3 SIM card & mobile network.................................................................. 48
4.4 Connected devices............................................................................... 49

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4.5 Display ................................................................................................. 51
4.6 Home screen & lock screen................................................................. 52
4.7 Sound & vibration................................................................................. 52
4.8 Button & gestures ................................................................................ 53
4.9 Advanced features ............................................................................... 53
4.10 Smart Manager .................................................................................... 55
4.11 Security & biometrics ........................................................................... 55
4.12 Location................................................................................................ 56
4.13 Privacy ................................................................................................. 56
4.14 Apps ..................................................................................................... 56
4.15 Storage................................................................................................. 56
4.16 TCL Account........................................................................................ 57
4.17 Accounts .............................................................................................. 57
4.18 Digital Wellbeing & parental controls ................................................... 57
4.19 Google.................................................................................................. 57
4.20 Accessibility.......................................................................................... 57
4.21 System ................................................................................................. 57
5 Making the most of your phone.............................................................. 59
6 Troubleshooting........................................................................................ 60
7 Specifications ........................................................................................... 66
8 Accessories............................................................................................... 68
9 Licences .................................................................................................... 69
1 Basics
1.1 Device overview
Microphone
Receiver
USB Type-C
Headset connector
Front Camera
Back button
Home button
Touch screen
Recent apps
Speaker
Microphone

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Camera Back flash
Power key
The Google
Assistant
Button
SIM card
slot/
microSD
card slot Volume
keys
The Google Assistant Button (left of the device)
• Press to access the Google Assistant
Back button
• Tap to go back to the previous screen, or to close a dialog box, options
menu, the notification panel, etc.
Home button
• From any application or screen, touch to return to the Home screen.
• Touch and hold to turn on Google Assistant. You can get help such
as getting directions and restaurant information based on the content
detected on the screen.
Recent apps
• Touch to view applications you’ve recently accessed
Power key (right of the device)
• Press: Lock the screen/Light up the screen.
• Press and hold: Show the popup menu to select from Power off/
Restart/Aeroplane mode.
• Press and hold the Power key and Volume down key to take a
screenshot.
• Press and hold the Power key for at least 10 seconds to force reboot.
Volume Keys
• In call mode, adjusts the earpiece or headset volume.
• In Music/Video/Streaming mode, adjusts the media volume.
• In general mode, adjusts the media volume.
• Mutes the ringtone of an incoming call.
• In camera preview mode, press the Volume up or down key to take a
photo or press and hold to take burst shots.
• Double-press the Power key to open the camera.

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1.2 Getting started
Setting up
Inserting or removing the SIM/microSD card
1Insert the provided SIM pin into the hole.
2Pull out the SIM tray.
3Place the SIM card or microSD card into the tray slot and carefully close the
SIM tray.


Single-SIM devices only

Dual-SIM devices only

You must insert your SIM card to make phone calls. You do not need to power off
your phone before inserting or removing the SIM card as this phone supports hot
swap.
Your phone only supports nano-SIM cards. Do not attempt to insert other
SIM types; otherwise this may cause damage to your phone.
Charging the battery
You are advised to fully charge the battery ( ). Charging status is indicated by
a percentage displayed on screen while the phone is powered off. The percentage
increases as the phone is charged.
To reduce power consumption and energy waste when the battery is fully
charged, disconnect your charger from the plug; switch off Wi-Fi, GPS,
Bluetooth or background-running applications when not in use; reduce the
backlight time, etc.
Powering on your phone
Hold down the Power key until the phone powers on, unlock your phone (Swipe,
PIN, Password, Pattern, Fingerprint or Face recognition) if necessary and confirm.
The Home screen is displayed.
If you do not know your PIN code or forget it, contact your network operator. Be
sure to keep your PIN code secure.
Powering off your phone
Press and hold the Power key until options appear, then select Power off.

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1.3 Home screen
You can bring all the items (applications, shortcuts, folders and widgets) you love
or use most frequently to your Home screen for quick access. Touch the Home
button to switch to the Home screen.
Status bar
• Status/Notification indicators
• Touch and drag down to open the
notification panel
Search bar
• Touch to enter text search screen
• Touch to enter voice search screen
Touch an icon to open an application,
folder, etc.
Favourite tray applications
• Touch to enter the application.
• Touch and hold to move or remove
applications.
 
The Home screen is provided in an extended format to allow more space for
adding applications, shortcuts etc. Slide the Home screen horizontally left and
right to get a complete view.
Using the touchscreen
Touch
To access an application, touch it with your finger.
Touch and hold
To enter the available options for an item, touch and hold the item. For example.
Select a contact in Contacts and touch and hold it. An options list will then appear.
Drag
Place your finger on the screen to drag an object to another location.
Slide/Swipe
Slide the screen to scroll up and down the applications, images, and web pages.
You can slide the screen horizontally too.
Flick
Similar to swiping, but flicking makes it move quicker.
Pinch/Spread
Place two fingers on the screen surface and draw them apart or together to scale
an element on the screen.
Rotate
Automatically change the screen orientation from portrait to landscape by turning
the phone sideways to have a better screen view.
Status bar
From the status bar, you can view both phone status (on the right side) and
notification information (on the left side).
Drag down the status bar to view notifications and drag again to enter the quick
settings panel.
Touch and drag up to close it. When there are notifications, they can be accessed
by touching them.

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Notification panel
When there are notifications, touch and drag down the Status bar to open the
Notification panel to read more detailed information.
Touch to clear all event–based notifications
(other ongoing notifications will remain).
Touch to access Settings, where you can
set more items.
Quick settings panel
Touch and drag down from the top of the screen to open the Quick settings panel.
You can enable or disable functions or change modes by touching the icons.
Touch the Edit icon to customise your Quick settings panel.
Touch to customise your
Quick settings panel.
Lock/Unlock your screen
To protect your phone and privacy, you can lock the screen with a pattern, PIN,
password, fingerprint or face.
To create a screen unlock pattern, touch Settings >Security & biometrics >
Screen lock.
To lock the phone screen
• If your phone remains inactive for a period of time, it will automatically lock the
screen and enter sleep mode to save power. Go to Settings > Display > Sleep
and select a screen timeout period.
• You can also manually lock the screen by pressing the Power key once.

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To unlock the phone screen
Press the Power key once to light up the screen, swipe up and unlock the screen
with the method you have set.
Swipe right to
enter Phone
Double touch to
enter the detailed
screen
Swipe left to
enter Camera
Swipe up to
unlock the screen
Enter a password to unlock the screen
Once the screen is turned on, swipe up from any position on the screen to display
the password input panel. Then enter your lock screen password.
Use pattern unlock
Draw the same pattern you have set to unlock the screen.
Use Face unlock
• From the app list, touch Settings >Security & biometrics > Face unlock.
Before using the face key, you need to set a pattern/PIN/password.
• Hold your phone 20-50 cm from your face. Position your face in the square
shown on the screen. For best results, we suggest that the face key is enrolled
indoors and away from direct sunlight.
• Enable Face unlock when your screen turns on, otherwise you will have to
swipe up on the screen first of all.
Use Fingerprint unlock
Touch the fingerprint sensor (Settings > Security & biometrics > Fingerprint)
with an enrolled finger to unlock the screen.
Personalising your Home screen
Add
You can touch and hold a folder, an application or a widget and drag the item to
your preferred Home screen.
Reposition
Touch and hold an item and drag it to the desired position and then release. You
can move items both on the Home screen and the Favourite tray. Hold the icon
on the left or right edge of the screen to drag the item to another Home screen.
Remove
Touch and hold the item and drag it up to the top of the remove icon, and release
after it turns red.
Create folders
To improve the organisation of shortcuts or applications on the Home screen and
the Favourite tray, you can add them to a folder by stacking one item on top of
another. To rename a folder, open it and touch the folder’s title bar to input the
new name.
Wallpaper customisation
Touch and hold an empty area on the Home screen, then touch Wallpapers to
customise wallpaper.
Widgets and recently used applications
Consult widgets
Touch and hold the empty area in the Home screen, then touch Widgets to display
all widgets.
Touch the selected widget and slide it to move to your preferred screen.

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Consult recently used applications
To consult recently used applications, touch the Recent apps key. Touch a
thumbnail in the window to open the application.
Touch one thumbnail and slide it up to close the application, slide it right/left to
switch between the applications.
Touch CLEAR ALL at the bottom of the screen to close all the running applications.
Volume adjustment
Press the Volume key to adjust the Media volume.
Touch the icon to adjust Alarm, Ring and Notification volume.
1.4 Text input
Using the Onscreen Keyboard
Onscreen Keyboard settings
Touch Settings > System > Language & input, touch the Virtual keyboard you
want to set up and a series of settings will become available.
Adjust the Onscreen Keyboard orientation
Turn the phone sideways or upright to adjust the onscreen keyboard orientation.
You can adjust it by changing the settings (Touch on/off Settings > Display >
Auto-rotate screen).

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• Android keyboard
Enter numbers or
select from contacts.
Touch and hold to show more
options.
Touch to switch
between "abc/
Abc" mode;
Touch and hold
to switch to "abc/
ABC" mode.
Touch and hold to select
symbols.
Text editing
You can edit text which you have entered.
• Touch and hold or double touch within the text you want to edit.
• Drag the tabs to change the amount of text to edit.
• The following options will appear: Cut, Copy, and Share.
You can also insert new texts if preferred
• Touch where you want to type, or touch and hold a blank area. The cursor will
blink and the tab will appear. Drag the tab to move the cursor.
• If you have cut or copied any text, touch the tab to show the Paste and Select
all option which allows you to complete pasting immediately.