Help library: Help library: [LG TV Screen] I am experiencing color duplication or overlap on the screen.

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</head>

<body>

<div class="content-service-view">
<p class="info-desc">
If the screen shows duplicate pictures/colors when connected to a set-top box, it may be due to a poor HDMI cable connection.<br>
If colors duplicate in only certain channels, it is likely an issue with the broadcast signal rather than the TV itself.
</p>
<h2 class="tit">Causes and Symptoms</h2>

<li>The connection to your set-top box is bad.</li>
</ul>

<h3 class="sub-tit">Do colors overlap on your screen?</h3>
<p class="info-desc idt">➔ Go to [Settings] and start [Picture Test] to check if the picture works normally.</p>
<div class="tip-box">
<strong class="tip-tit">Running [Picture Test] in the Settings menu</strong>
<p><strong>webOS 5.0</strong></p>
<div class="con-view">
[2020 WebOS 5.0] Press the <img style="vertical-align: bottom;" alt="setting" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=ILA5fAszwMbLO7QElHZuCg&amp;portalId=P1">
button on the TV remote and select [All Settings] → [Support] → [Additional Settings] → [Picture Test].
</div>

<div class="con-view">
Turn on the TV and press the [Settings] button on your TV remote.<br>
Select [All Settings] in the [Settings] menu.
</div>

<div class="con-view txt-idt">
① Select [Support] and then ② [Additional Settings].
</div>

<div class="con-view txt-idt">
③ Select [Picture Test] in [Additional Settings].
</div>

<div class="con-view">
Perform [Picture Test] to check the screen condition.
</div>

<div class="img-only">
<img alt="Picture video test screen" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=W5MGkWNky7D0FL9SQ2EyCQ&amp;portalId=P1">
</div>
<p><strong>[Prior to 2019] WebOS</strong></p>
<div class="con-view">
[2019 WebOS or before] Press the <img style="vertical-align: bottom;" alt="setting" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=kSBKI5CMSJ2oPyc2UlOQZA&amp;portalId=P1">
button on the TV remote and select [All Settings] → [Picture] → [Picture Test].
</div>

<div class="con-view">
Turn on the TV and press the [Settings] button on your TV remote.<br>
Select [All Settings] in the [Settings] menu.
</div>

<div class="con-view txt-idt">
① Select [Picture] and then ② [Picture Test].
</div>

<div class="con-view">
Perform [Picture Test] to check the screen condition.
</div>

<div class="img-only">
<img alt="video test screen video" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=mGcmBeilFl5pHMkM8qiL0g&amp;portalId=P1">
</div>
</div>
<p>
If the image on the test screen appears okay, it indicates that the issue lies with the broadcast signal and not the TV itself.<br>
If the problem does not occur in the picture test, please contact the set-top service provider. (e.g., cable TV, Skylife, IPTV)<br>
If the problem persists in the picture test, please contact LG Electronics Service Center.
</p><p class="help-txt">This guide was created for all models, so the images or content may be different from your
product.</p></div>

</body>
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Help library

[LG TV Screen] I am experiencing color duplication or overlap on the screen.

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