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FAQ
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What can I do if the TV cannot start up successfully from the standby status?
# Power Issues
What can I do if the TV keeps restart/power on and off always?
# Power Issues
What can I do if the TV has cross lines issue?
# Panel/Display
What can I do if the video is abnormal when using the HDMI IN port?
# Audio Issues
What can I do if the TV has no power at all?
# Power Issues
What can I do if the TV has a horizontal line?
# Panel/Display
What can I do if the video is abnormal when using AV/PC/CMPT Audio IN port?
# Audio Issues
What can I do if the TV has a light leakage?
# Panel/Display
What can I do if the video is abnormal when using the HDMI/ARC OUT port?
# Audio Issues
What can I do if I cannot turn off the TV through the TV remote?
# Power Issues
How to reset the TV to the factory default settings?
# Operating System
Horizontal/Vertical/Cross Lines/Bars
# Panel/Display
What Audio coding can support ?
# Audio Issues
What can I do if the volume is very low from the soundbar?
# Audio Issues
AV Receivers
# Setup & Configuration
Can we install gaming device like play station in led ?
# Network Issues
Cross Lines
# Panel/Display
Unable to connect to specific frequency (2.4G)
# Network Issues
Abnormal color
# Video Issues
Color issue with Video
# Video Issues
Audio Delay/Lip-sync Problem
# Audio Issues
WiFi switch can't be turned on
# Network Issues
Others Apps
# APPs
What can I do if I have an issue to login YouTube account on the TV?
# APPs
No Sound from the TV
# Audio Issues
What can I do if the audio is abnormal when using the SPDIF Audio OUT port?
# Audio Issues
System unresponsive
# Operating System
Faulty Screen Mirroring
# Video Issues
Program Preview/Program Info/TV Guide
# Setup & Configuration
Streaming Box
# Setup & Configuration
Cable Box / Satellite TV
# Setup & Configuration
System response is slow
# Operating System
What can I do if the video has a horizontal/vertical/cross lines/bars?
# Panel/Display
Crosstalk
# Audio Issues
Speed Connection/Bandwidth
# Network Issues
Does the TV have an Optical input port?
# Network Issues
Can I connect PS4 or Switch to the TV?
# Network Issues
Sleep timer
# Setup & Configuration
Picture Settings/Picture Size/Aspect Ratio
# Setup & Configuration
What can I do if the TV screen is black and no audio but the backlight of the TV is on?
# Video Issues
Can't Join A WiFi Network
# Network Issues
Remote Codes
# Setup & Configuration
Horizontal Bars
# Panel/Display
Software Version
# Operating System
Parental Controls
# Setup & Configuration
Channel edit/skip/delect
# Setup & Configuration
Led is vibrating?
# Others
Dead Pixel/Dark pixel
# Panel/Display
What can I do if the TV has a crack screen?
# Panel/Display
What can I do if the TV screen is mirroring when I cast screen from my mobile phone or computer?
# Video Issues
Other Channel/Tuning inquiry/issue
# Accessories
What can I do if the video and audio are not synchronized on the TV?
# Audio Issues
Wireless Network/Hotspot/WiFi
# Setup & Configuration
Does LETOU - 乐投 TV support the Auto Volume Control function?
# Audio Issues
Noisy vedio
# Video Issues
What can I do if the TV stays on the startup screen?
# Video Issues
What can I do if the TV has a crosstalk issue?
# Audio Issues
Channel Scan
# Setup & Configuration
What can I do if the wifi network is very slow on the TV?
# Network Issues
Wired Network
# Setup & Configuration
How we will connect DVR device to led?
# Network Issues
What is the use of hdmi ?
# Network Issues
What can I do if the TV cannot connect to the 5GHz band wifi network successfully?
# Network Issues
What can I do if the video keeps flickering?
# Video Issues
SPDIF Audio OUT
# Audio Issues
Black Screen (Has Audio Has Backlight)
# Video Issues
Preset Default Input
# Setup & Configuration
4k USB content audio is not coming ?
# Others
What can I do if the TV cannot connect to a wifi network successfully?
# Network Issues
How to check the software version of your TV?
# Operating System
Keyboard
# Setup & Configuration
USB IN
# Audio Issues
Unable to Connect to Mobile Hotspot
# Network Issues
What can I do if the audio is abnormal when using the Headphone OUT port?
# Audio Issues
Mobile Devices (Smartphone/Tablet)
# Setup & Configuration
HDMI/ARC OUT
# Audio Issues
Why AV PAL is coming in led ?
# Others
Intermittent Black screen
# Panel/Display
What can I do if the TV has no response after powering on?
# Operating System
Snowy picture
# Video Issues
Dirty screen effect
# Video Issues
Server Cannot Be Reached/No Internet Connection
# Network Issues
Game Console (Xbox, PlayStation, Nintendo, etc)
# Setup & Configuration
Does dolby vision is supporting in LETOU - 乐投 TV ?
# Audio Issues
How we will install CCTV CAMERA in led ?
# Network Issues
What Audio format I can play with USB ?
# Audio Issues
We are getting low sound from soundbar ?
# Audio Issues
What can I do if the video is distorted on the TV?
# Audio Issues
Other External Device
# Setup & Configuration
What can I do if there is no wifi network detected on the TV?
# Network Issues
What can I do if the TV cannot turn on the wifi button?
# Network Issues
Black Screen (Has Audio But NO Backlight)
# Video Issues
Streaming Channel from Mobile Devices (Smartphone/Tablet)
# APPs
Youtube response is very slow
# APPs
How to update the application on the TV?
# APPs
ONE Side NO Sound
# Audio Issues
What can I do if the TV cannot connect to the mobile hotspot successfully?
# Network Issues
Sound Bar
# Setup & Configuration
What can I do if the TV has an intermittent black screen issue?
# Panel/Display
Does This TV have Auto Volume Control ?
# Audio Issues
What can I do if the TV has a snowy picture?
# Video Issues
Distorted Sound is coming from The Led Tv ?
# Audio Issues
Accessories Purchasing
# Accessories
With A Network Connection
# Setup & Configuration
Software
# Operating System
How can I connect the CCTV/DVR/NVR system to the TV?
# Network Issues
What format can I play the audio on the TV through the USB drive?
# Audio Issues
Home Screen Customization
# Setup & Configuration
Does this TV set has Optical Output ?
# Network Issues
How can I cast/mirror the screen of the laptop to the TV?
# Network Issues
Netflix Network Bandwidth/Speed Requirements/Recommendations
# APPs
Unable to Login
# Setup & Configuration
Which hdmi version cable is supporting in tcl model ?
# Network Issues
What can I do if the color of the video is abnormal when playing the videos from the source of AV/TV/HDMI/USB?
# Video Issues
Privacy Settings
# Setup & Configuration
What can I do if the TV screen is black and the backlight is not on but there is audio?
# Video Issues
Language
# Setup & Configuration
What can I do if there is no video after turning on the TV?
# Video Issues
Date/ Time
# Setup & Configuration
Changing Channels
# Setup & Configuration
Status Light (Standby LED)
# Setup & Configuration
What can I do if the TV only has sound from one side?
# Audio Issues
What can I do if the TV has a noise video issue?
# Video Issues
NO WiFi Network Detected
# Network Issues
DVD Player/BluRay Player/DVR/VCR
# Setup & Configuration
Difference between smart tv and android tv?
# Others
No picture from all sources
# Panel/Display
Crack Screen
# Panel/Display
What can I do if the video is fuzzy?
# Video Issues
TV Stuck in Splash Screen/Picture Frozen
# Video Issues
Does this TV set has Digital Audio Output ?
# Network Issues
How can I update the software of the TV?
# Operating System
ANT/CABLE RF/Coax IN
# Audio Issues
What video decoding does the TV support?
# Video Issues
Unable to connect to specific frequency (5G)
# Network Issues
Flickering Picture
# Video Issues
What can I do if the color of the video is abnormal?
# Video Issues
How many bandwidths does TV require that Netflix could play videos fluently?
# APPs
Adjusting Clicking Sound
# Setup & Configuration
What is the purpose of USB PORT ?
# Network Issues
Themes/Screensaver
# Setup & Configuration
What can I do if there is no sound from the TV?
# Audio Issues
Black Screen (NO Audio AND Backlight)
# Video Issues
HDMI IN
# Audio Issues
Can I download and install Skype on the TV?
# APPs
Picture Too Bright/Dark
# Panel/Display
Headphone OUT
# Audio Issues
Can't find the specific WiFi network
# Network Issues
AV/PC/CMPT Audio IN
# Audio Issues
What can I do if the TV has no video from all sources?
# Panel/Display
What can I do if the TV's application works slowly?
# Operating System
Bright line on top
# Video Issues
Distorted
# Audio Issues
Intermittent Wireless Connection
# Network Issues
External Antenna/Cable TV
# Setup & Configuration
Does the TV have a Digital Audio input port?
# Network Issues
Buzzing/Clicking/Knocking/Popping Sound
# Audio Issues
Date and Time automatically changed ?
# Others
What is the purpose of the USB port on the TV?
# Network Issues
How to update app
# APPs
What can I do if the TV cannot connect to the 2.4GHz band wifi network?
# Network Issues
Multiple Inputs/Outputs
# Audio Issues
What can I do if the TV cannot load YouTube successfully?
# APPs
Closed Captions Enable/Disable
# Setup & Configuration
What can I do if the TV screen is too bright/dark?
# Panel/Display
What can I do if the TV cannot detect my wifi network?
# Network Issues
What can I do if the video is abnormal when using AV/PC/CMPT Audio IN port?
# Audio Issues
USB Media Player/USB Flash/Portable External Drive
# Setup & Configuration
What can I do if the TV has a dead pixel or dark pixel issue?
# Panel/Display
Faulty initial setup
# Setup & Configuration
What can I do if there is a bright line on the top of the TV?
# Video Issues
Intermittent No Sound/Audio Drops Out
# Audio Issues
What can I do if the wifi network is unstable on the TV?
# Network Issues
Headset/Headphones
# Setup & Configuration
What is the difference between the smart TV and the Android TV?
# Others
Computer
# Setup & Configuration
How we will cast laptop to led ?
# Network Issues
What is the purpose of the HDMI ports on the TV?
# Network Issues
Does the LETOU - 乐投 TV support the HDMI 2.1?
# Network Issues
What can I do if the TV has the buzzing/clicking/knocking/popping sound when playing video?
# Audio Issues
No video upon turning on the TV
# Video Issues
Accessibility
# Setup & Configuration
Can we install PS4, PS3 In this Led TV?
# Network Issues
Account Creation
# Setup & Configuration
Light Leakage
# Panel/Display
Youtube Account Management/Login Errors/Exit Automatically
# APPs
Closed Captions settings (Mode, Language, Style)
# Setup & Configuration
Color issue with Source
# Video Issues
What can I do if the TV screen is black but it has audio and the backlight is on?
# Video Issues
Audio/Sound Settings
# Setup & Configuration
AV PAL is led problem or not ?
# Others
Youtube Not Loading
# APPs
Fuzzy video
# Video Issues
Remote Issues - Faulty Operation
# Accessories
What can I do if the audio/video cannot play properly on the TV via the USB drive?
# Audio Issues
What can I do if the TV has a dirty screen effect issue?
# Video Issues
What can I do if the TV says 'Server Cannot Be Reached/No Internet Connection?
# Network Issues
What can I do if the video is abnormal when using the Multiple Inputs/Outputs port?
# Audio Issues
????
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??? ????? ?? ??? ????? ??? ??? ?? ?? ????.
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LETOU - 乐投 ?????? ??? ?? ????:
1660-1870
??(Coupang)?? ???? ??, ??(Coupang) ????? ??? ??? ????.
1577-2420
LETOU - 乐投 ?????? ??? ?? ???? ???:
service.korea@tcl.com
??(Coupang)?? ???? ??, ??(Coupang) ???? ???? ??? ??? ????.
help-seller@coupang.com
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