Windows 用户有时会抱怨说，在他们从其网站的驱动程序和下载部分下载^{(drivers and download section of its website)}Realtek驱动程序后不久，他们会收到一条错误消息，称未找到 Realtek 网络控制器^{(The Realtek Network Controller was not found)}。它进一步说明如果启用了深度睡眠模式，请插入电缆^{(Deep Sleep mode is enabled plug the cable)}。在“控制^(Control)面板”或“设备管理^{(Device Manager)}器”下查找适配器时，用户可能一无所获。

未找到Realtek 网络控制器^{(Realtek Network Controller)}

Realtek驱动程序位于网络接口卡^{(Network Interface Cards)}( NIC ) 中，可促进Internet和网络连接。如果找不到它们，请尝试以下故障排除步骤。

1. 防止您的网络适配器进入睡眠模式
2. 重置您的 BIOS
3. 运行其他疑难解答

查找以下方法的详细说明。

1]防止^(Prevent)网络适配器进入睡眠模式

Press Win+R键以打开“运行”^(Run)对话框。

在框的空白字段中键入dvmgmt.msc 并按^(dvmgmt.msc)Enter。

当设备管理器^{(Device Manager)}窗口打开时，向下滚动到网络适配器^{(Network Adapters)}类别。

展开类别以选择Realtek网络适配器。

如果找到该条目，请双击它以打开其“属性^(Properties)”窗口。

切换到电源管理^{(Power Management)}选项卡。

在这里，取消选中标记为允许计算机关闭此设备以节省电源^{( Allow the computer to turn off this device to save power )}选项的框。

2]重置您的BIOS

当其他方法无法产生所需结果时，应将此方法用作最后的手段。

进入您的BIOS 设置^{(BIOS set up)}。

使用键盘箭头键导航到退出选项。^(Exit)

然后选择加载设置默认值^{(Load Setup Defaults)}条目。

保存并退出 BIOS。

请^(Please)注意，项目的位置和名称可能因系统中的BIOS而异。

3]运行网络疑难解答

如果您的设备出现问题，您可以运行网络疑难解答来修复它。

单击^(Click)Windows按钮并选择设置^(Settings)。

转到更新和安全^{(Update and Security)}磁贴。

在左侧的“设置”窗格中，向下滚动到^(Settings)“疑难解答^{(Troubleshoot )}”部分。

单击右窗格中的添加疑难解答链接。^{(Addition Troubleshooters)}

向下滚动到“查找并解决其他问题”^{(Find and fix other problems’)}部分。

单击网络适配器^{(Network Adapters)}条目。

当运行疑难解答^{(Run the troubleshooter)}按钮出现时，点击按钮解决问题。

重新启动您的 PC 并检查它是否解决了问题。

阅读^(Read)：Windows Update 不断提供 Realtek 驱动程序更新。

The Realtek Network Controller was not found in Device Manager

Windows users sometimes complain that, soon аfter theу download the Realtek driver frоm the drivers and download section of its website, they get an error saying The Realtek Network Controller was not found. It further says if the Deep Sleep mode is enabled plug the cable. Upon looking for the adapter under the Control panel or Device Manager users may find nothing.

The Realtek Network Controller was not found

Realtek drivers are found in Network Interface Cards (NIC) and facilitate the Internet and network connections. If you cannot locate them, try the following troubleshooting steps.

1. Prevent your network adapter from going into sleep mode
2. Reset your BIOS
3. Run Additional Troubleshooters

Find the detailed description of the methods below.

1] Prevent network adapter from going into sleep mode

Press Win+R key in combination to open the Run dialog box.

Type dvmgmt.msc in the empty field of the box and hit Enter.

When the Device Manager window opens, scroll down to the Network Adapters category.

Expand the category to choose the Realtek network adapter.

If you find the entry, double-click it to open its Properties window.

Switch to the Power Management tab.

Here, uncheck the box marked against Allow the computer to turn off this device to save power option.

2] Reset your BIOS

This method should be used as the last resort when other methods fail to yield the desired results.

Enter your BIOS set up.

Navigate to the Exit option using your keyboard arrow keys.

Then choose the Load Setup Defaults entry.

Save and exit BIOS.

Please note that the locations and the names of the items may vary depending on the BIOS in your system.

3] Run Network Troubleshooter

If something isn’t working right on your device, you can run the Network Troubleshooter to fix it.

Click the Windows button and select Settings.

Go to Update and Security tile.

In the Settings pane on the left, scroll down to Troubleshoot section.

Click the Addition Troubleshooters link in the right-pane.

Scroll down to the ‘Find and fix other problems’ section.

Click the Network Adapters entry.

When Run the troubleshooter button appears, hit the button to fix the problem.

Restart your PC and check if it fixes the problem.

Read: Realtek Driver update keeps being offered by Windows Update.

Related posts

• Biometric使用Device Manager丢失或卸载Biometric device

• Device Manager缺少HID兼容的TouchScreen Driver

• Unknown Unknown Find Drivers在Device Manager中Find Drivers

• Device Manager缺少Microsoft Hosted Network Virtual Adapter

• Device Manager中的Fix Network Adapter Error Code 31

• 如何在Windows 10查看Wi-Fi Network Driver information

• 为打印机或任何网络设备分配静态 IP 地址

• 修复设备管理器中缺少的成像设备

• Power Management tab中缺少Device Manager上Windows 10

• 如何在Windows 10中禁用Automatic Driver Updates

• Windows 设备管理器可以做的 7 件事

• 域活动Directory Domain Controller无法联系

• 修复 Realtek PCIe GBE 系列控制器适配器遇到驱动程序问题

• Fix Camera Missing或不显示在Windows 11/10上的Device Manager

• Device Manager是空白和不显示任何Windows 11/10

• 的NetSetMan：Network Settings Manager为Windows 10

• 如何在Windows 10上更新Device Drivers

• Driver Store folder中的Manage Device Drivers DriverStore Explorer

• Windows无法验证数字签名（Code 52）

• Synology DiskStation Manager 7：Beta可用，2021年免费更新