Help library: Help library: How to Display Your PC Screen on Your LG TV (Wired or Wireless)

How to Display Your PC Screen on Your LG TV (Wired or Wireless)

Product Usage TVS/SOUNDBARS 07/13/2026

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  <p class="description">Connect your PC or laptop to your LG TV to enjoy your computer screen on a bigger, more immersive display. <br/>Choose the setup that works best for you. You can choose a stable wired HDMI connection, or a wireless screen share (mirroring) from your Windows PC or Mac.<br/>Connection steps vary depending on your operating system. Follow the instructions below to start sharing your screen.</p>  
<h2 class="tit mainName">Things to know before connecting your PC to your TV</h2>
  
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<h3 class="name">1. Different connection methods</h3>
    
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      <p>There are two ways to share your screen: a wired connection using an HDMI cable, or a wireless connection using Wi-Fi. Choose the method that works best for your setup.</p>    </div>
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<h3 class="name">2. Different wireless standards by operating system</h3>
    
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      <p>Windows PCs and Macs use different methods to share the screen wirelessly. Make sure to use the correct settings for your operating system.</p>    </div>
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<h3 class="name">3. Different cable specifications affecting audio and video</h3>
    
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      <p>Depending on the type or manufacturer of your cable, audio or video signals may not transmit properly.</p>    </div>
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<h2 class="tit">How to connect your PC to your TV</h2>
  
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<h3 class="name">Case 1. Connect with an HDMI cable</h3>
    
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        <img src="https://gscs.lge.com/gscs/support/fileupload/downloadFile.do?fileId=iVasyZwzFBqJuOl4etqQ&amp;portalId=P1" alt="[Window]키와 [P]키를 눌러 화면 표시 방법을 선택하는 모습"/>
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      <p>Connect an HDMI cable to the HDMI ports on the back of your PC and TV.</p>      <p>Press the [External Input] or [Home Hub] button on your TV remote, then select the connected port (e.g., HDMI 1).</p>      <p>f the TV screen is blank, press the [Windows] key and [P] at the same time on your keyboard to choose a display option ([Duplicate], [Extend], etc.).</p>      <p>For a Mac, follow the on-screen instructions to select a sharing option. To skip this step the next time you connect, select [Set as default] on the screen.</p>      <p>(Note: Some cables or adapters, such as DVI-to-HDMI cables, may not support audio. If you need audio, connect a 3.5 mm stereo cable between the audio ports on your PC and TV.)</p>      <p><br/></p>    </div>
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<h3 class="name">Case 2. Connect a Windows 11 PC wirelessly</h3>
    
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        <img src="https://gscs.lge.com/gscs/support/fileupload/downloadFile.do?fileId=ublQ8fXK8XcSNaIHj70tOQ&amp;portalId=P1" alt="Windows 10 PC에서 window키와 K키를 눌러 화면 표시 방법을 선택하는 모습"/>
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      <p>Press the [Windows] key and [K] at the same time on your keyboard.</p>      <p>From the [Available displays] list on the right side of the screen, select your TV.</p>      <p>When a connection request appears on the TV screen, select [Accept] with your TV remote.</p>      <p>(Note: You can also connect from your PC settings. Go to [Settings], [System], [Display], [Multiple displays], [Connect to a wireless display], [Connect], then select [Accept] or [Cancel] on the TV screen.</p>      <p><br/></p>    </div>
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<h3 class="name">Case 3. Connect a Windows 10 PC wirelessly</h3>
    
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        <img src="https://gscs.lge.com/gscs/support/fileupload/downloadFile.do?fileId=XpjHyKl7fRMs18MQxvaXUg&amp;portalId=P1" alt="Windows 10 PC에서 Windows키와  P키를 동시에 눌러서 무선 디스플레이에 연결을 선택 후 연결하고자 하는 기기를 선택하여 연결하는 모습"/>
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      <p>Press the [Windows] key and [P] at the same time on your keyboard.</p>      <p>Select [Connect to a wireless display] at the bottom of the panel, then select your TV.</p>      <p>(Note: You can also connect from the [Action center] in the bottom-right corner of the taskbar. Select [Connect], then select your TV. When a connection request appears on the TV screen, select [Accept] (or [Allow], depending on your Windows version)</p>    </div>
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<h3 class="name">Case 4. Connect a Mac wirelessly</h3>
    
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        <img src="https://gscs.lge.com/gscs/support/fileupload/downloadFile.do?fileId=NvtG1rqV5eKwOVCaEuMnA&amp;portalId=P1" alt="MAC PC의 제어 센터에서 화면 미러링을 선택하는 화면"/>
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      <p>Make sure your Mac and TV are connected to the same Wi-Fi network.</p>      <p>Open Control Center from the menu bar in the top-right corner of your screen, select [Screen Mirroring], then select your TV.</p>      <p>Enter the 4-digit code shown on the TV screen on your Mac.</p>      <p>(Note: Connection steps may vary depending on your macOS version. For more details, visit the Apple Support website.)</p>    </div>
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<h3 class="name">Case 5. Still need help?</h3>
    
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      <p> If the issue persists after following the steps above, you can get further support through LG Chatbot on our website or by requesting a technician visit.</p>      <p>(Note: A service fee may apply if your product is out of warranty.)</p>    </div>
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<h2 class="tit">FAQ</h2>
  
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<span aria-label="Question" role="img">Q.</span> Why is my mouse lagging or stuttering after connecting wirelessly?</dt>
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<span aria-label="Answer" role="img">A.</span> Nearby Wi-Fi signals may be causing interference. For a smoother connection, set your router to the 5 GHz band and place your router, PC, and TV as close to each other as possible.</dd>
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<span aria-label="Question" role="img">Q.</span> Why is the sound playing only from my PC, not the TV, after connecting with an HDMI cable?</dt>
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<span aria-label="Answer" role="img">A.</span> This may be caused by your PC sound settings or using a video-only cable. Make sure you are using a standard HDMI cable. Then, select the speaker icon in the bottom-right corner of the taskbar and change the playback device to [LG TV].</dd>
    </dl>
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  <p class="help-txt"> This guide is based on standard models. The settings menu may vary by model.</p></div>

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How to Display Your PC Screen on Your LG TV (Wired or Wireless)

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