Help library: Help library: LG monitor - Let's find out how to delete the graphic card driver from the Device Manager

LG monitor - Let's find out how to delete the graphic card driver from the Device Manager

Troubleshooting Digital Signage 09/17/2025

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<p class="info-subject">If there is an error in the graphic card, the screen goes blank when an external monitor is connected.</p><p class="info-desc idt">➔ Delete the graphic card driver from the Device Manager and [restart] the PC.</p>

<h2 class="tit">Try this</h2>
<p class="txt-idt">
1. Execute [Device Manager (M)] by clicking the right mouse button on the [ <img style="width: 24px; vertical-align: bottom;" alt="Start" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=IIoIhn8MG69ebIxajE8chQ&amp;portalId=P1"/> Start] icon from the taskbar on the desktop or pressing [Windows + X] keys on the keyboard.
</p><p class="txt-idt">
2. From [ <img alt="Device Manager" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=Uw8o3Gmaq4fe2Gf5z1Qew&amp;portalId=P1"/> Device Manager], double-click the [ <img alt="Display adapter" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=IJmoA8GrwHoVFVLRYLA&amp;portalId=P1"/> Display adapter] item.
</p><p class="txt-idt">
3. Click the right mouse button on the [ <img alt="Intel(R) UHD Graphics xxx" src="https://gscs.lge.com:/gscs/support/fileupload/downloadFile.do?fileId=dRW4uhylyYG7JJ1qCzCNQ&amp;portalId=P1"/> Intel(R) UHD Graphics xxx] display adaptor and select [Uninstall device].<br/>
※The graphics device name may vary by model. (Intel UHD, Intel HD, etc.)
</p><p class="txt-idt">4. Do not put a check mark on the [Delete the driver software for this device] item and click the [Delete] button.</p><p class="txt-idt">5. After [restarting] the PC, connect an external monitor and see if the screen is displayed.</p><p class="txt-idt">6. If the screen is not displayed on the external monitor, check [Delete the driver software for this device], restart the PC, and then reinstall the graphics driver.</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>

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LG monitor - Let's find out how to delete the graphic card driver from the Device Manager

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