Monitor Drops LAN Connectivity
Summary: This article describes what to do when your Dell monitor drops its RJ45 LAN connection intermittently while connected to your Dell computer.
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Symptoms
Monitor Drop LAN Connectivity
You may find your monitor drops its LAN connection when it remains inactive for a few minutes. Or your LAN drivers are updating repeatedly through Windows Update automatically.
Affected Platforms:
- All PC platforms.
- Dell monitors with RJ45 LAN connectors.
Cause
The monitor may require a Realtek driver update.
Resolution
Updating to the latest Realtek driver for the monitor helps resolve the issue. To download and install the latest driver, browse to https://www.dell.com/support/home, enter your monitors' service tag, and download the latest Realtek Ethernet LAN Driver.
How to reinstall/install the Lan driver manually:
- Go to computer Device Manager.
- Select Network adapters.
- Find Realtek USB GbE Family Controller, right-click Properties.
- Click Uninstall Device, then check Delete the driver software for the device. Then click Uninstall at the bottom. (See Figure.1)
Figure 1: Uninstall Driver - Click OK to Uninstall Drivers until you see 10.5.xxxx.
- Click the new driver and ensure you select "Remove" to completely uninstall the features, then move on to the installation. (See Figure.2)
Figure 2: Remove Driver
Produse afectate
Alienware, Inspiron, OptiPlex, Vostro, XPS, G Series, G Series, Alienware, Inspiron, Latitude, Vostro, XPS, Fixed Workstations, Mobile Workstations, Surface Pro 4Proprietăți articol
Article Number: 000196925
Article Type: Solution
Ultima modificare: 22 apr. 2025
Version: 16
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