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    LETOU - 乐投 4K Mini-LED 144hz TV with QLED, Google TV and 2.1 Onkyo sound system | C84K Series
    : 55C845K

    LETOU - 乐投 4K Mini-LED 144hz TV with QLED, Google TV and 2.1 Onkyo sound system

    C84K Series

    FAQ

    Filters

    Prime Video Not Working on Your Fire TV?

    # Product Performance/Fire TV

    Fire TV Remote Won't Pair? Here's What to Do

    # Accessories/Fire TV

    How Can I Update the Software on My Fire TV?

    # Software/Fire TV

    How Can I Reset My Fire TV Remote?

    # Accessories/Fire TV

    Managing Parental Controls on Fire TV

    # First Steps/Fire TV

    Adding Apps to Your Fire TV

    # APPs/Fire TV

    How Do I Use Alexa with Fire TV?

    # APPs/Fire TV

    How Can I Play Games on Fire TV?

    # First Steps/Fire TV

    How to Pair a Controller for Gaming on Fire TV

    # Accessories/Fire TV

    How to Watch Prime Video on Fire TV

    # APPs/Fire TV

    How Do I Create Fire TV Profiles?

    # Others/Fire TV

    How Can I Edit Fire TV Profiles?

    # Others/Fire TV

    How Can I Tailor the Apps Shown on My Fire TV's Main Menu?

    # APPs/Fire TV

    How Do I Change the Language on My Fire TV?

    # First Steps/Fire TV

    Managing App Permissions on Fire TV: Here's How

    # First Steps/Fire TV

    What Is Auto Offload on Fire TV?

    # APPs/Fire TV

    Why Is My Fire TV Remote Not Working?

    # Accessories/Fire TV

    How Can I Use My Smartphone as a Fire TV Remote?

    # Accessories/Fire TV

    Why Can't Your Fire TV Device Connect to Wi-Fi?

    # Connectivity/Fire TV

    Can't Connect Your Fire TV Device to Wi-Fi During Setup

    # Connectivity/Fire TV

    How can I restart my home network devices?

    # Connectivity/Fire TV

    What is the Fire TV Network Status Tool?

    # Connectivity/Fire TV

    Screen Mirroring Not Working on Fire TV Devices

    # Product Performance/Fire TV

    Can't Remove Fire TV Logo from TV Screen?

    # First Steps/Fire TV

    Resolving Blank TV Display with Fire TV Devices

    # Picture Quality/Fire TV

    Fire TV Won't Turn On

    # Product Performance/Fire TV

    Disable Fire TV Screen Reader

    # Others/Fire TV

    How do I Restart My Fire TV Device?

    # First Steps/Fire TV

    How Can I Reset My Fire TV Device to Factory Settings?

    # First Steps/Fire TV

    Why Can't I Update My Fire TV Device?

    # Smart TV/Fire TV

    Why Is Prime Video Not Streaming on Your Fire TV?

    # Product Performance/Fire TV

    Why Is Your Fire TV App Crashing or Failing to Load?

    # Product Performance/Fire TV

    How to Clear App Data and Cache on Your Fire TV

    # Product Performance/Fire TV

    How to Uninstall Games and Apps on Your Fire TV

    # APPs/Fire TV

    Why Isn't 4K Ultra HD Working on My Fire TV Device?

    # Picture Quality/Fire TV

    How to Address Dolby Atmos or Surround Sound Issues on Fire TV

    # Sound Quality/Fire TV

    Troubleshooting Dolby Vision or High Dynamic Range (HDR) Issues on Fire TV Devices

    # Picture Quality/Fire TV

    Troubleshooting Silk Web Browser Issues on Fire TV

    # APPs/Fire TV

    Getting Started with Silk Web Browser on Fire TV

    # APPs/Fire TV

    Exploring Silk Browser Settings on Fire TV

    # APPs/Fire TV

    Setting Up Your Fire TV Stick: A Quick Guide

    # Accessories/Fire TV

    Setting Up Your Fire TV Cube

    # Accessories/Fire TV

    Setting Up Your Fire TV Smart TV

    # APPs/Fire TV

    Register Your Soundbar with Fire TV Built-in

    # Accessories/Fire TV

    Setting Up Your Fire TV Blaster

    # Accessories/Fire TV

    Setting Up Fire TV on Your Echo Show 15

    # Accessories/Fire TV

    Why Can't I Log into My Fire TV Account?

    # APPs/Fire TV

    Can I Reset My Fire TV Password If I Forget It?

    # APPs/Fire TV

    Can't Pair Your Fire TV Remote During Setup

    # Accessories/Fire TV

    Fire TV Logo Stuck on TV Screen

    # First Steps/Fire TV

    What can I do if there is no picture, no backlight, and no audio after turning on the TV?

    # Picture Quality

    What can I do if the TV screen is black and no audio but the backlight of the TV is on?

    # Picture Quality

    What can I do if the TV screen is black but it has audio and the backlight is on?

    # Picture Quality

    What can I do if the video keeps flickering?

    # Picture Quality

    What can I do if the TV stays on the startup screen?

    # Picture Quality

    What can I do if the TV has a snowy picture?

    # Picture Quality

    What can I do if the video is fuzzy?

    # Picture Quality

    What can I do if the video is distorted on the TV?

    # Picture Quality

    What video format can I play on the LETOU - 乐投 TV through the USB drive?

    # Picture Quality

    Does LETOU - 乐投 TV support the Dolby Vision?

    # Picture Quality

    What can I do if the video has a horizontal/vertical/cross lines/bars?

    # Picture Quality

    What can I do if the TV has no video from all sources?

    # Picture Quality

    What can I do if the TV has a light leakage?

    # Picture Quality

    What can I do if the TV has cross lines issue?

    # Picture Quality

    How Do I Remove Fire TV Profiles?

    # Others/Fire TV

    Can't Connect Your Fire TV Device to Wi-Fi?

    # Connectivity/Fire TV

    Can't Connect Your Fire TV Device to Wi-Fi During Setup

    # Connectivity/Fire TV

    What can I do if the TV has no power at all?

    # Product Performance

    What can I do if the TV cannot start up successfully from the standby status?

    # Product Performance

    What can I do if the TV keeps restart/power on and off always?

    # Product Performance

    What can I do if the TV has a horizontal line?

    # Picture Quality

    What can I do if the audio is abnormal when using the HDMI IN port?

    # Sound Quality

    What can I do if there is no sound from the TV?

    # Sound Quality

    What can I do if the video and audio are not synchronized on the TV?

    # Sound Quality

    What can I do if the audio/video cannot play properly on the TV via the USB drive?

    # Sound Quality

    What can I do if the audio is abnormal when using the HDMI/ARC OUT port?

    # Sound Quality

    What can I do if the TV has the buzzing/clicking/knocking/popping sound when playing video?

    # Sound Quality

    What can I do if the audio is intermittent when playing the video?

    # Sound Quality

    What format can I play the music on the TV through the USB drive?

    # Sound Quality

    Does LETOU - 乐投 TV support the Auto Volume Control function?

    # Sound Quality

    What can I do if the audio is abnormal when using the Headphone OUT port?

    # Sound Quality

    How to reset the TV to the factory default settings?

    # Software

    How can I update the software of the TV?

    # Software

    What can I do if the TV's application works slowly?

    # Software

    What can I do if the TV has no response after powering on?

    # Software

    How to check the software version of your TV?

    # Software

    How to update the application on the TV?

    # APPs

    What can I do if I have an issue to login YouTube account on the TV?

    # APPs

    What can I do if the TV cannot load YouTube successfully?

    # APPs

    How many bandwidths does TV require that Netflix could play videos fluently?

    # APPs

    Can I download and install Skype on the TV?

    # APPs

    What can I do if the TV cannot connect to a wifi network successfully?

    # Connectivity

    What can I do if the wifi network is very slow on the TV?

    # Connectivity

    What can I do if there is no wifi network detected on the TV?

    # Connectivity

    What can I do if the wifi network is unstable on the TV?

    # Connectivity

    What can I do if the TV says 'Server Cannot Be Reached/No Internet Connection?

    # Connectivity

    What can I do if the TV cannot connect to the mobile hotspot successfully?

    # Connectivity

    What can I do if the TV cannot connect to the 2.4GHz band wifi network?

    # Connectivity

    Does the LETOU - 乐投 TV support the HDMI 2.1?

    # Others

    What can I do if the TV cannot play the AV PAL video?

    # Others

    What can I do if the 4K video has no audio when I play the video from the USB drive?

    # Sound Quality

    What can I do if the Date and Time changed automatically on the TV?

    # Others

    How can I configure the Audio settings on the LETOU - 乐投 TV?

    # First Steps

    How can I set up the Date & Time on the LETOU - 乐投 TV?

    # First Steps

    Can I customize the home screen of the LETOU - 乐投 Google TV?

    # First Steps

    How can I change the language of the LETOU - 乐投 TV?

    # First Steps

    How can I set up the picture preference on the LETOU - 乐投 TV?

    # First Steps

    How can I change the status of the LED light on the TV?

    # First Steps

    How can I set up the Screensaver on the LETOU - 乐投 Google TV?

    # First Steps

    How can I turn on the sleep timer of the LETOU - 乐投 TV screen?

    # First Steps

    How can I set up Parental Control on the LETOU - 乐投 TV?

    # First Steps

    How can I change the settings of the virtual keyboard on the LETOU - 乐投 TV?

    # Smart TV

    How can I adjust the clicking sound of the menu on the LETOU - 乐投 TV?

    # Smart TV

    How can I check the network status and the network settings on the LETOU - 乐投 TV?

    # Connectivity

    How to create Google account in LETOU - 乐投 Google TV?

    # APPs

    How can I connect the Cable/Satellite box to the LETOU - 乐投 TV?

    # Connectivity

    How can I connect the computer/PC to the LETOU - 乐投 TV?

    # Connectivity

    Can I connect the Game console, such as the XBOX and the PlayStation, to the LETOU - 乐投 TV?

    # Connectivity

    How can I connect the sound bar to the TV?

    # Connectivity

    How to scan the channel for my TV?

    # Smart TV

    Can I clear my current channel list?

    # Smart TV

    Can I stream channel from my mobile devices to the LETOU - 乐投 TV?

    # Smart TV

    What can I do if the TV remote does not work properly?

    # Accessories

    Where can I purchase the accessories?

    # Accessories

    How to pair the Bluetooth device with the LETOU - 乐投 TV?

    # Accessories

    What can I do if the TV has an intermittent black screen issue?

    # Picture Quality

    Fire TV User Profiles: The Basics

    # Others/Fire TV

    What can I do if the TV has no power at all?

    # Product Performance

    Prime Video Not Working on Your Fire TV?

    # APPs

    How to pair the Bluetooth device with the LETOU - 乐投 TV?

    # Accessories

    Where can I purchase the accessories?

    # Accessories

    What can I do if the TV remote does not work properly?

    # Accessories

    Can I stream channel from my mobile devices to the LETOU - 乐投 TV?

    # Smart TV

    Can I clear my current channel list?

    # Smart TV

    How to scan the channel for my TV?

    # Smart TV

    How can I connect the sound bar to the TV?

    # Connectivity

    Can I connect the Game console, such as the XBOX and the PlayStation, to the LETOU - 乐投 TV?

    # Connectivity

    How can I connect the computer/PC to the LETOU - 乐投 TV?

    # Connectivity

    How can I connect the Cable/Satellite box to the LETOU - 乐投 TV?

    # Connectivity

    How to create Google account in LETOU - 乐投 Google TV?

    # APPs

    How can I check the network status and the network settings on the LETOU - 乐投 TV?

    # Connectivity

    How can I adjust the clicking sound of the menu on the LETOU - 乐投 TV?

    # Smart TV

    How can I change the settings of the virtual keyboard on the LETOU - 乐投 TV?

    # First Steps

    How can I set up Parental Control on the LETOU - 乐投 TV?

    # First Steps

    How can I turn on the sleep timer of the LETOU - 乐投 TV screen?

    # First Steps

    How can I set up the Screensaver on the LETOU - 乐投 Google TV?

    # First Steps

    How can I change the status of the LED light on the TV?

    # First Steps

    How can I set up the picture preference on the LETOU - 乐投 TV?

    # First Steps

    How can I change the language of the LETOU - 乐投 TV?

    # First Steps

    Can I customize the home screen of the LETOU - 乐投 Google TV?

    # First Steps

    How can I set up the Date & Time on the LETOU - 乐投 TV?

    # First Steps

    How can I configure the Audio settings on the LETOU - 乐投 TV?

    # First Steps

    What can I do if the Date and Time changed automatically on the TV?

    # Others

    What can I do if the 4K video has no audio when I play the video from the USB drive?

    # Picture Quality/Sound Quality

    What can I do if the TV cannot play the AV PAL video?

    # Others

    Does the LETOU - 乐投 TV support the HDMI 2.1?

    # Others

    What can I do if the TV cannot connect to the 2.4GHz band wifi network?

    # Connectivity

    What can I do if the TV cannot connect to the mobile hotspot successfully?

    # Connectivity

    What can I do if the TV says 'Server Cannot Be Reached/No Internet Connection?

    # Connectivity

    What can I do if the wifi network is unstable on the TV?

    # Connectivity

    What can I do if the wifi network is very slow on the TV?

    # Connectivity

    What can I do if the TV cannot connect to a wifi network successfully?

    # Connectivity

    Can I download and install Skype on the TV?

    # APPs

    How many bandwidths does TV require that Netflix could play videos fluently?

    # APPs

    What can I do if the TV cannot load YouTube successfully?

    # APPs

    What can I do if I have an issue to login YouTube account on the TV?

    # APPs

    How to update the application on the TV?

    # APPs

    How to check the software version of your TV?

    # Software

    What can I do if the TV has no response after powering on?

    # Software

    What can I do if the TV's application works slowly?

    # Software

    How can I update the software of the TV?

    # Software

    How to reset the TV to the factory default settings?

    # Software

    What can I do if the audio is abnormal when using the Headphone OUT port?

    # Picture Quality/Sound Quality

    Does LETOU - 乐投 TV support the Auto Volume Control function?

    # Picture Quality/Sound Quality

    What format can I play the music on the TV through the USB drive?

    # Picture Quality/Sound Quality

    What can I do if the TV has the buzzing/clicking/knocking/popping sound when playing video?

    # Picture Quality/Sound Quality

    What can I do if the audio is intermittent when playing the video?

    # Picture Quality/Sound Quality

    What can I do if the audio is abnormal when using the HDMI/ARC OUT port?

    # Picture Quality/Sound Quality

    What can I do if the audio/video cannot play properly on the TV via the USB drive?

    # Picture Quality/Sound Quality

    What can I do if the video and audio are not synchronized on the TV?

    # Picture Quality/Sound Quality

    What can I do if there is no sound from the TV?

    # Picture Quality/Sound Quality

    What can I do if the audio is abnormal when using the HDMI IN port?

    # Picture Quality/Sound Quality

    What can I do if the TV has cross lines issue?

    # Product Performance

    What can I do if the TV has a light leakage?

    # Picture Quality/Sound Quality

    What can I do if the TV has a horizontal line?

    # Picture Quality/Sound Quality

    What can I do if the TV has an intermittent black screen issue?

    # Picture Quality/Sound Quality

    What can I do if the TV has no video from all sources?

    # Picture Quality/Sound Quality

    What can I do if the video has a horizontal/vertical/cross lines/bars?

    # Picture Quality/Sound Quality

    Does LETOU - 乐投 TV support the Dolby Vision?

    # Picture Quality/Sound Quality

    What video format can I play on the LETOU - 乐投 TV through the USB drive?

    # Picture Quality/Sound Quality

    What can I do if the video is distorted on the TV?

    # Picture Quality/Sound Quality

    What can I do if the TV has a snowy picture?

    # Picture Quality/Sound Quality

    What can I do if the video is fuzzy?

    # Picture Quality/Sound Quality

    What can I do if the TV stays on the startup screen?

    # Picture Quality/Sound Quality

    What can I do if the TV screen is black but it has audio and the backlight is on?

    # Picture Quality/Sound Quality

    What can I do if the TV screen is black and no audio but the backlight of the TV is on?

    # Picture Quality/Sound Quality

    Where is the serial number located on my product?

    # Others

    Where can I purchase a new LETOU - 乐投 remote control?

    # Accessories

    Which universal remote controls are compatible with LETOU - 乐投 TVs?

    # Accessories

    What is the password for resetting a TV locked in parent mode?

    # Password

    How do you connect wireless headphones without switching off the TV’s sound?

    # Accessories

    May I connect an external hard drive to my TV?

    # Connectivity

    What type of USB key can I connect to my TV?

    # Connectivity

    I cannot read films using the TV’s USB port.

    # Connectivity

    My TV switches itself off after 4 hours.

    # Product Performance

    What does the AIR/SATELLITE/CABLE selection screen that appears during installation mean?

    # First Steps

    Why is there is a time lag between the sounds and images on my TV?

    # Picture Quality/Sound Quality

    I have some questions about Personal data protection policy.

    # Others

    How to activate Amazon Alexa?

    # APPs

    Video tutorials

    Find all of our tutorials on our Youtube Channel.

      Download

      REPAIR SERVICE PROCESS

      Save time and enjoy the following online services. <br> *LETOU - 乐投 will process your personal data in accordance with our Privacy Policy.

      Register your product

      Sign In or Create Your LETOU - 乐投 Account*

      Register

      Request service

      Sign In or Create Your LETOU - 乐投 Account* No time for sign-up? Contact Us.

      Request

      Check repair status

      Service requests submitted by phone or email. For online submissions: Sign In or Create Your LETOU - 乐投 Account*

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      Need more help?

      We're here for you, whether you are experiencing any issues or need product assistance.

      Call

      Our Support team is just a call away.
      National telephone rates apply. 
      We are closed during National Bank holidays.

       

      09:00h to 18:00h (Mon-Fri)
      0203 795 3308

       

      WhatsApp

      Our Support team is here to help you through WhatsApp text chat. Voice messages aren’t supported.

      We are closed during National Bank holidays.

       

      09:00h to 17:00h (Mon-Fri)

      Request Service

      Are you experiencing issues with your appliance? Request a repair service with our technical team. 

      *LETOU - 乐投 will process your personal data in accordance with our Privacy Policy.

       

      Create My Account

      Sign In

      LETOU - 乐投 Home App

      Request a Repair Service or follow-up on the progress of an existing one from our LETOU - 乐投 Home App.

       

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