Help library: Help library: [LG Monitor] How to Troubleshoot Sound-Related Issues

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        A monitor connected to an input cable, such as an HDMI, Display Port or USB-C cable,<br/>
        can output sound through its own built-in speakers (if equipped) or an external device via the audio port.<br/>
        The types of input ports and the availability of built-in speakers may differ depending on the product model.<br/> Please refer to the product user manual or visit our homepage for detailed information.
      </p>      
<h2 class="tit aria-txt">Try this</h2>
      
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<span class="accordion-title">Adjust Monitor Speaker Volume and Use Self-Diagnosis</span>
            </button>
          </h3>
          
<div class="accordion-panel" id="sect-1-1" role="region" aria-labelledby="accodionid-1-1" hidden="">
            
<h3 class="sub-tit aria-txt">Is your monitor equipped with built-in speakers?</h3>
            <acc aria-label="Refer to your product user manual to verify whether your monitor has built-in speakers.">
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                ➔ Refer to your product user manual to verify whether your monitor has built-in speakers.
              </p>            </acc>
            <p class="txt-idt aria-txt">
              If your monitor does not have built-in speakers, sound will not be heard unless you connect your monitor to an external speaker, such as headphones.
            </p>            
<h3 class="sub-tit aria-txt">If your monitor is equipped with built-in speakers, adjust the monitor sound settings.</h3>
            <p class="aria-txt">
              Locate the joystick button on the monitor frame and move it to the left/right to adjust the volume.
            </p>            
<div class="img-only">
              <img class="img-txt" alt="Locate the joystick button on the monitor frame and move it to the left/right to adjust the volume." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=l8cK3rn6HpN7RcQVOJZSRQ&amp;portalId=P1"/>
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<h3 class="sub-tit aria-txt">How to test for sound on your Smart Monitor</h3>
            <acc aria-label="Smart monitor [Sound self-diagnosis]: Press the settings button on the remote. Then, select the settings icon [dots style icon  or setting style icon] on the screen.">
              <p class="aria-hidden">
                Smart monitor [Sound self-diagnosis]: Press the settings button [ <img style="width: 24px; vertical-align: bottom;" alt="setting" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=7FweTdzyfTZU7yuobLaIsg&amp;portalId=P1"/> ] on the remote. Then, select the settings icon [ <img style="width: 24px; vertical-align: bottom;" alt="more" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=wJnjVmB3zVixHWmnzanEA&amp;portalId=P1"/>   or  <img style="width: 24px; vertical-align: bottom;" alt="setting" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=7FweTdzyfTZU7yuobLaIsg&amp;portalId=P1"/> ] on the screen.
              </p>            </acc>
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<div class="img-only">
              <img class="img-txt" alt="Smart monitor - How to go to settings on WebOS 22,23" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=DYk8vRp1VFK00qqkPaIw&amp;portalId=P1"/>
            </div>
            <p class="aria-txt">
              Select [Support] → Select [Sound self-diagnosis] and test the speaker volume.<br/>
              If there is no sound issue, try checking the volume of the PC or other external devices.
            </p>            <br/>
            
<div class="img-only">
              <img class="img-txt" alt="Where to find the sound self-diagnosis feature under the support menu." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=hrdzpE8inztBao70bfgCbg&amp;portalId=P1"/>
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            <button class="accordion-trigger" id="accodionid-1-2" aria-expanded="false" aria-controls="sect-1-2" type="button">
              
<span class="accordion-title">Check Windows 11 Sound Settings</span>
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          </h3>
          
<div class="accordion-panel" id="sect-1-2" role="region" aria-labelledby="accodionid-1-2" hidden="">
            <p class="aria-txt">
              On your PC, verify whether Windows sound output is set to the monitor.
            </p>            
<h3 class="sub-tit aria-txt">Check the Windows sound output settings</h3>
            <p class="aria-txt">
              Check whether sound is muted. Ensure that the sound is set to an appropriate volume.<br/>
              To adjust the volume: Click the sound icon on the right side of the task bar,<br/>
              check the currently used audio device and use the slider to adjust the volume. 
            </p>            
<div class="img-only">
              <img class="img-txt" alt="Click the sound icon on the right side of the task bar to check the currently used audio device and to adjust its volume." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=tCOpclkc2ja0RKK1eHMeA&amp;portalId=P1"/>
            </div>
            <p class="aria-txt">
              Click the [Speaker] icon on the right side of the taskbar. Click the icon for [Select a sound output].<br/>
              Check whether the output device is set to [LG monitor].
            </p>            
<div class="img-only">
              <img class="img-txt" alt="Click the icon for [Select a sound output] and check whether the output device is set to [LG monitor]." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=RIlwAxJ8s19b96KjSwtQ&amp;portalId=P1"/>
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<h3 class="sub-tit aria-txt">How to check the volume of specific apps on Windows 11</h3>
            <p class="aria-txt">
              Right-click the [Speaker] icon on the right side of the taskbar. Select [Open volume mixer].
            </p>            
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              <img class="img-txt" alt="Right-clicking the [Speaker] icon on the right side of the taskbar and locating the option [Open volume mixer]." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=rbzZ6boWP4I8af3IxKNiJw&amp;portalId=P1"/>
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            <p class="aria-txt">
              If [Apps] have been muted, click [Reset] to “Reset sound devices and volumes for all apps to the recommended defaults.
            </p>            <acc aria-label="In Windows 10, open up [Open volume mixer] and use the slider to increase the volume of apps under [Application].">
              <p class="txt-idt aria-hidden">※ In Windows 10, open up [Open volume mixer] and use the slider to increase the volume of apps under [Application].</p>            </acc>
            
<div class="img-only">
              <img class="img-txt" alt="How to Reset sound devices and volumes for all apps to the recommended defaults." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=bM7Tvxzlq26fyBTAsGiHw&amp;portalId=P1"/>
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<h3 class="sub-tit aria-txt">
              If there is no sound output from the PC’s built-in speakers or the external speaker (e.g. headphones)
            </h3>
            <p class="aria-txt">
              This is more likely to be a PC sound driver issue than a monitor issue.<br/>
              Delete the sound driver and reinstall it. (Follow the instructions on the homepage of your PC manufacturer.)
            </p>            
<h3 class="sub-tit aria-txt">
              How to reinstall the sound driver from Device Manager
            </h3>
            <p class="aria-txt">
              Search for [Device Manager] using the taskbar search box and open the control panel.<br/>
              In the dropdown for [Sound, video and game controllers], select [Realtek(R) Audio] and click [Uninstall device].<br/>
              In the verification message that appears, select [Uninstall] and restart Windows.<br/>
              Verify whether sound is heard.
            </p>            <acc aria-label="Please check the specifications of your specific product as sound devices differ by manufacturer. (e.g. [Conexant HD Audio] could be installed on your PC.)">
              <p class="txt-idt aria-hidden">
                ※ Please check the specifications of your specific product as sound devices differ by manufacturer.<br/>
                (e.g. [Conexant HD Audio] could be installed on your PC.)
              </p>            </acc>
            
<div class="img-only">
              <img class="img-txt" alt="How to delete the sound driver from device manager." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=Q6gkkwk04TnSF4UG2KIs7A&amp;portalId=P1"/>
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<h3 class="sub-tit aria-txt">
              How to download and install the sound driver
            </h3>
            <p>
              
<span class="aria-txt">
                The latest version of the sound driver can be downloaded from the homepage of its manufacturer.<br/>
                Drivers can be installed on LG PCs using [LG Update program].<br/>
                By using [LG Update program], device drivers that are suitable for your PC system can be automatically installed.
              </span>
              <br/>
              
<span class="aria-txt">
                Enter [Microsoft Store] in the taskbar search box and run the app.<br/>
              </span>
              
<span class="aria-txt">Search for the [ </span>
              <i class="icon-blank">&nbsp;</i>
              <a title="open link" class="link-txt" href="ms-windows-store://pdp/?productid=9NS1BB1X0D4K" target="_blank"> LG Update Installer </a>
              
<span class="aria-txt">
                 ] app in Microsoft Store.
              </span>
              <br/>
              
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                Click the [Get] button on the [LG Update Installer] download page and execute the app.
              </span>
            </p>            
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              <img class="img-txt" alt="How to download LG Update Installer from Microsoft store." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=aUU3Hb0LnFkY5PlT52ZWDA&amp;portalId=P1"/>
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            <button class="accordion-trigger" id="accodionid-1-3" aria-expanded="false" aria-controls="sect-1-3" type="button">
              
<span class="accordion-title">Check Monitor Input Settings</span>
            </button>
          </h3>
          
<div class="accordion-panel" id="sect-1-3" role="region" aria-labelledby="accodionid-1-3" hidden="">
            <p class="aria-txt">
              Check the input settings of your monitor using the joystick button.<br/>
              Press the joystick button to enter the main menu.<br/>
              From [Main Menu], use the joystick button to select [Input] settings.
            </p>            <br/>
            
<div class="img-only">
              <img class="img-txt" alt="How to navigate to the input settings of the monitor using the joystick button." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=y5Tgu80miar3OGzpI9OE2w&amp;portalId=P1"/>
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            <br/>
            <p class="aria-txt">
              Check the [Input List], which shows all the currently connected inputs.
            </p>            <br/>
            
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              <img class="img-txt" alt="Checking the external input list" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=zFZbier8QBwoUVOEEH0rA&amp;portalId=P1"/>
            </div>
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            <button class="accordion-trigger" id="accodionid-1-4" aria-expanded="false" aria-controls="sect-1-4" type="button">
              
<span class="accordion-title">Check Cable Condition (HDMI, DP, USB-C)</span>
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          </h3>
          
<div class="accordion-panel" id="sect-1-4" role="region" aria-labelledby="accodionid-1-4" hidden="">
            <p class="aria-txt">
              Check whether the cable connecting the monitor and PC (HDMI, DP, USB-C) is correctly plugged i.n<br/>
              Also check for any signs of damage, such as bent pins.<br/>
              Look for dust and dirt that may be sticking to the pins.<br/>
              If you suspect that the cable is faulty, connect a different cable and test for sound.<br/>
              Ensure to replace the faulty cable with a genuine one.
            </p>            
<div class="img-only">
              <img class="img-txt" alt="Ensure that the cable connecting the monitor and PC, such as a HDMI/ DP/ USB-C cable, is correctly plugged in. Check for signs of damage on the cable." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=KP0xvR7CPLeYaQgXBEgchA&amp;portalId=P1"/>
            </div>
            
<h3 class="sub-tit aria-txt">
              Did you use the cable enclosed with the monitor purchase?
            </h3>
            <p class="aria-txt">
              Using a cable that is not suitable for the specifications of the product may lead to<br/>
              various problems such as screen noise, a blank screen, and more.
            </p>            <acc aria-label="If an HDMI-to-DVI cable is used, only video signals will be transmitted, not audio.">
              <p class="aria-hidden">※ If an HDMI-to-DVI cable is used, only video signals will be transmitted, not audio.</p>            </acc>
            
<div class="img-only">
              <img class="img-txt" alt="Check the cables included in your monitor purchase." src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=PZ6dthYxhzwmocg4i6z7TQ&amp;portalId=P1"/>
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      <acc aria-label="This guide was created for all models, so the images or content may be different from your product.">
        <p class="help-txt aria-hidden">
          This guide was created for all models, so the images or content may be different from your product.
        </p>      </acc>
    </div>
    
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[LG Monitor] How to Troubleshoot Sound-Related Issues

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