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    LETOU - 乐投 C645 QLED Smart TV |
    : 65C645

    LETOU - 乐投 C645 QLED Smart TV

    FAQ

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    Network upgrade failed

    TV displays a black screen and the standby LED lights off.

    Incomplete Network Upgrade

    Unable to identify upgrade file with USB upgrade software

    TV cannot be turned on after network upgrade

    TV displays a black screen and the standby LED lights up.

    No network upgrade prompt

    TV cycle power on and off after USB upgrading

    What can I do if the headset/headphone does not work properly with the LETOU - 乐投 TV?

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

    How can I set up the captions for the video?

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

    How to check the software version of your TV?

    How to scan the channel for my TV?

    What can I do if the video is abnormal when using AV/PC/CMPT Audio IN port?

    What can I do if the TV screen is too bright/dark?

    What can I do if the TV screen is mirroring when I cast screen from my mobile phone or computer?

    What can I do if there is a bright line on the top of the TV?

    What can I do if there is no video after turning on the TV?

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

    Can I customize the home screen of the TV?

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

    What is the difference between the smart TV and the Android TV?

    What can I do if the TV has a dirty screen effect issue?

    What can I do if the color of the video is abnormal?

    Does LETOU - 乐投 TV support the Dolby Vision?

    Can I clear my current channel list?

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

    What can I do if the TV only has sound from one side?

    How can I cast/mirror the screen of the laptop to the TV?

    How can I connect the CCTV/DVR/NVR system to the TV?

    How can I connect the sound bar to the TV?

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

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

    What can I do if the TV cannot turn on the wifi button?

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

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

    What can I do if the TV cannot connect to the 5GHz band wifi network successfully?

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

    How to update the application on the TV?

    What video decoding does the TV support?

    What can I do if the initial setup of the TV is failed?

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

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

    How to reset the TV to the factory default settings?

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

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

    What can I do if the TV has a noise video issue?

    What can I do if the color of the video is abnormal when playing the videos from the source of AV/TV/HDMI/USB?

    How can I update the software of the TV?

    Can I install the APP that did not downloaded from Google Play?

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

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

    Can I connect PS4 or Switch to the TV?

    How can I use the AV receivers with the LETOU - 乐投 TV together?

    Can I connect the DVD Player/BluRay Player/DVR/VCR to the LETOU - 乐投 TV?

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

    What can I do if the audio is abnormal when using the Multiple Inputs/Outputs port?

    Does the LETOU - 乐投 TV support the HDMI 2.1?

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

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

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

    What can I do if the TV screen is black and the backlight is not on but there is audio?

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

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

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

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

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

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

    What can I do if the TV has a dead pixel or dark pixel issue?

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

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

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

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

    How can I go to the Accessibility menu on the TV?

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

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

    What can I do if the video keeps flickering?

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

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

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

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

    What can I do if the panel screen is vibrating?

    Does the TV have an Optical input port?

    Can I use the streaming box with the LETOU - 乐投 TV together?

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

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

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

    What can I do if the TV has a crosstalk issue?

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

    What is the purpose of the USB port on the TV?

    What can I do if the TV cannot detect my wifi network?

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

    Can I download and install Skype on the TV?

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

    How can I get the Program Preview of the channels?

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

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

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

    Can I play the video from the USB drive on the TV?

    What can I do if the video is fuzzy?

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

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

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

    What can I do if the audio is abnormal when using ANT/CABLE RF/Coax IN port?

    What can I do if the TV has a crack screen?

    Does the TV have a Digital Audio input port?

    What can I do if the volume is very low from the soundbar?

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

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

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

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

    What is the purpose of the HDMI ports on the TV?

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

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

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

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

    Where can I purchase the accessories?

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

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