TCL 406i User manual

1
Note:
This is a user manual for TCL T506F
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 >
Regulatory & safety > IMEI information on the phone itself.
Obtaining warranty service
First follow the advice in this guide or go to https://www.tcl.com/global/en/mobile-
support.html. Then check hotlines and repair centre information.
For more information about limited warranty, please go to https://www.tcl.com/
global/en/warranty
Viewing legal information
On the phone, go to Settings > System > About phone > Legal information.

2
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.............................................................................................. 17
2 Multimedia applications........................................................................... 19
2.1 Camera ................................................................................................ 19
3 Apps and features .................................................................................... 23
3.1 Phone................................................................................................... 23
3.2 Contacts ............................................................................................... 29
3.3 Messages............................................................................................. 32
3.4 Calendar............................................................................................... 35
3.5 Clock .................................................................................................... 37
3.6 TCL apps.............................................................................................. 38
3.7 Other applications ............................................................................... 38
3.8 Google applications.............................................................................. 38
4 Settings...................................................................................................... 41
4.1 Wi-Fi..................................................................................................... 41
4.2 Bluetooth .............................................................................................. 42
4.3 SIM card & mobile network.................................................................. 42
4.4 Connections ......................................................................................... 43
4.5 Home screen & lock screen................................................................. 46
4.6 Display ................................................................................................. 46
4.7 NXTVISION.......................................................................................... 47

3
4.8 Sound & vibration................................................................................. 47
4.9 Notifications.......................................................................................... 48
4.10 Button & gestures ................................................................................ 48
4.11 Advanced features ............................................................................... 49
4.12 Smart Manager .................................................................................... 49
4.13 Security & biometrics ........................................................................... 49
4.14 Location................................................................................................ 50
4.15 Privacy ................................................................................................. 51
4.16 Safety & emergency............................................................................. 51
4.17 Apps ..................................................................................................... 51
4.18 Storage................................................................................................. 51
4.19 Accounts .............................................................................................. 51
4.20 Digital Wellbeing & parental controls ................................................... 51
4.21 Google.................................................................................................. 52
4.22 Accessibility.......................................................................................... 52
4.23 System ................................................................................................. 52
5 Making the most of your phone.............................................................. 54
6 Troubleshooting........................................................................................ 55
7 Specifications ........................................................................................... 62
8 Accessories............................................................................................... 64
9 Licences .................................................................................................... 64
10 Disclaimer.................................................................................................. 64

4
1 Basics
1.1 Device overview
Microphone
Type-C USB
Headset connector Speaker
Microphone
Speaker
Front Camera
Back button
Home button
Touch screen
Recent apps

5
Camera Back flash
Power key
SIM card
slot/
microSD
card slot Volume up/
down keys
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

6
Power key
• Press: Lock the screen/Light up the screen.
• Press and hold: Show the popup menu to select from Power off/
Restart/Aeroplane mode/Cast.
• 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.
• Double-press the Power key to open the camera.
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.

7
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.


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.

8
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 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.

9
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.

10
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.

11
Status bar
From the status bar, you can view both phone status and notification information.
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.
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).

12
Quick settings panel
Touch and drag down from the top of the screen twice 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.
Touch to access
Settings, where you
can set more items.
Lock/Unlock your screen
To protect your phone and privacy, you can lock the screen with a pattern, PIN,
password 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.

13
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 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.

14
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 white.
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.

15
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 and hold the widget and slide it to move to your preferred screen.
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.

16
Volume adjustment
Press the Volume key to adjust the volume.
Touch the icon to adjust Media, Ring, Alarm and Notification volume.

17
1.4 Text input
Using the Onscreen Keyboard
Onscreen Keyboard settings
Touch Settings > System > Languages & input > Virtual keyboard, touch the
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 Settings > Display > Auto-
rotate screen).
• Gboard
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.
Switch between alphabetical
and numeric keyboard.
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.

18
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.

19
2 Multimedia applications
2.1 Camera ..........................................................
Before using the camera, make sure that you remove the protective lens cover to
avoid it affecting your picture quality.
Launch Camera
There are multiple ways to open the Camera app.
From the Home Screen
From the home screen, touch Camera .
From the Lock Screen
When the screen is locked, press the Power key once to light up the screen, then
swipe left on the camera icon in the lower right corner to open the camera.
Using a shortcut key
Simply double-press the Power key to open the camera.
1
2
3
4
5
6
7
8
9
10
11
12