如果您无法访问 Internet 或在浏览器中访问任何网页或网站，那么接下来的逻辑步骤将是运行Windows 网络诊断疑难解答^{(Windows Network Diagnostic Troubleshooter)}，显示发现的问题是“您的 DNS 服务器可能不可用^{(Your DNS Server might be unavailable)}”错误消息. 如果您遇到此错误消息，请不要担心，因为今天我们将看到如何解决此问题。

Windows 10最近出现了很多问题，无论是声音、^(Sound)图形还是^(Graphics)互联网连接^{(Internet Connectivity)}，这个问题与它们没有什么不同。但在这种情况下，由于DNS^(DNS)问题，您无法访问 Internet ，应尽快修复。由于以下原因，您可能会遇到“您的DNS服务器可能不可用”错误：

• DNS 服务器没有响应^{(DNS server not responding)}
• DNS 服务器可能遇到问题^{(DNS server might be experiencing issues)}
• DNS 服务器可能已关闭，^{(DNS server might be down, )}
• DNS 服务器不可用^{(DNS server is not available)}
• DNS 服务器超时^{(DNS server timed out)}
• DNS 服务器断开连接^{(DNS server disconnected)}
• 未找到 DNS 服务器^{(DNS server not found)}
• 找不到 DNS 服务器^{(DNS server could not be found)}

上述错误的原因是DNS服务器地址配置不正确、网络连接故障、TCP/IP更改、恶意软件或病毒、路由器问题、防火墙问题等。如您所见，可能有很多原因导致您遇到此错误消息，但这一切都归结为用户的系统配置和环境。因此，不要浪费任何时间，让我们看看如何在下面列出的故障排除指南的帮助下修复您的 DNS 服务器^{(Fix Fix Your DNS Server)}可能是一个不可用的错误。

修复您的 DNS 服务器可能不可用错误^{(Fix Your DNS Server might be unavailable error)}

确保 创建一个还原点^{(create a restore point)} 以防万一出现问题。

方法一：重启路由器^{(Method 1: Restart your Router)}

重新启动调制解调器，看看问题是否得到解决，因为有时网络可能会遇到一些技术问题，这些问题只能通过重新启动调制解调器来解决。如果您仍然无法解决此问题，请按照下一个方法。

Method 2: Flush DNS and Reset TCP/IP

1.打开命令提示符^{(Command Prompt)}。用户可以通过搜索“cmd”然后按 Enter 来执行此步骤。

2. 现在输入以下命令并在每个命令后按Enter ：

ipconfig /release
ipconfig /flushdns
ipconfig /renew

3.再次^(Again)，打开Admin Command Prompt并键入以下内容，然后在每个之后按回车：

ipconfig /flushdns
nbtstat –r
netsh int ip reset
netsh winsock reset

4. 重新启动以应用更改。刷新DNS似乎可以修复您的 DNS 服务器可能是一个不可用的错误。^{(Fix Your DNS Server might be an unavailable error.)}

方法 3：使用管理员权限运行网络疑难解答^{(Method 3: Run Network Troubleshooter with Admin rights)}

1. 按Windows Key + I 打开设置^(Settings)，然后单击更新和安全。^{( Update & Security.)}

2. 从左侧菜单中，选择疑难解答。^{( Troubleshoot.)}

3. 在疑难解答下，单击Internet 连接^{( Internet Connections)}，然后单击运行疑难解答。^{(Run the troubleshooter.)}

4. 按照屏幕上的进一步说明运行疑难解答。

5. 重新启动您的 PC 以保存更改。

方法 4：使用谷歌 DNS^{(Method 4: Use Google DNS)}

您可以使用 Google 的DNS ，而不是您的^(DNS)Internet 服务提供商^{(Internet Service Provider)}或网络适配器制造商设置的默认DNS 。这将确保您的浏览器使用的DNS与未加载的YouTube视频无关。^(YouTube)为此，

1. 右键单击^{(Right-click)}​​任务栏^(taskbar) 右端  的 网络 (LAN) 图标^{(network (LAN) icon)}，然后单击 打开网络和 Internet 设置。^{(Open Network & Internet Settings.)}

2. 在打开的 设置^(settings) 应用程序中，单击 右侧窗格中的更改适配器选项^{(Change adapter options)} 。

3. 右键单击^{( Right-click)} ​​要配置的网络，然后单击 属性。^{(Properties.)}

4. 单击 列表中的Internet 协议版本 4 (IPv4)^{(Internet Protocol Version 4 (IPv4))}  ，然后单击 属性。^{(Properties.)}

另请阅读：^{(Also Read:)} 修复您的 DNS 服务器可能不可用错误^{(Fix Your DNS Server might be unavailable error)}

5. 在“常规”选项卡下，选择“使用以下 DNS 服务器地址^{(Use the following DNS server addresses)}”并输入以下DNS地址。

首选 DNS 服务器：8.8.8.8
^{(Preferred DNS Server: 8.8.8.8 )}备用 DNS 服务器：8.8.4.4^{(Alternate DNS Server: 8.8.4.4)}

6. 最后，单击窗口底部的确定以保存更改。^(OK)

7.重新启动您的PC，一旦系统重新启动，看看您是否能够修复您的DNS服务器可能是一个不可用的错误。^{( Fix Your DNS Server might be an unavailable error.)}

方法五：自动获取DNS服务器地址^{(Method 5: Obtain DNS server address automatically)}

1. 打开控制面板^{(Control Panel)}并单击网络和 Internet。^{(Network and Internet.)}

2.接下来，单击网络和共享中心，^{(Network and Sharing Center, )}然后单击 更改适配器设置。^{(Change adapter settings.)}

3. 选择您的 Wi-Fi，然后右键单击它并选择属性。^{(Properties.)}

4. 现在选择Internet Protocol Version 4 (TCP/IPv4) 并单击属性。^{(Properties.)}

5.勾选“自动获取IP地址^{(Obtain an IP address automatically)}”和“自动获取DNS服务器地址”。^{(“Obtain DNS server address automatically.”)}

6.关闭^(Close)所有内容，您可能能够修复您的DNS服务器可能是一个不可用的错误。^{(fix Your DNS Server might be an unavailable error.)}

方法 6：暂时禁用防病毒和防火墙^{(Method 6: Temporarily Disable Antivirus and Firewall)}

有时防病毒^(Antivirus)程序可能会导致错误，^{(error, )}并且要验证这里不是这种情况，您需要在有限的时间内禁用您的防病毒软件，以便您可以检查当防病毒软件关闭时错误是否仍然出现。

1. 右键单击​​系统托盘中的 防病毒程序图标^{( Antivirus Program icon)} 并选择 禁用。^(Disable.)

2. 接下来，选择 防病毒软件将保持禁用的时间范围。^{( Antivirus will remain disabled.)}

注意：选择尽可能短的时间，例如 15 分钟或 30 分钟。

3. 完成后，再次尝试连接以打开Google Chrome并检查错误是否解决。

4. 从开始菜单^{(Start Menu)}搜索栏搜索控制面板，点击打开 控制面板。^{( Control Panel.)}

5. 接下来，单击 系统和安全，^{( System and Security)} 然后单击 Windows 防火墙。^{(Windows Firewall.)}

6. 现在从左侧窗格中单击 打开或关闭 Windows 防火墙。^{( Turn Windows Firewall on or off.)}

7. 选择关闭 Windows 防火墙并重新启动您的 PC。^{(Select Turn off Windows Firewall and restart your PC.)}

再次尝试打开Google Chrome并访问之前显示^{(Google Chrome)} 错误 ^( error. )的网页。如果上述方法不起作用，请按照相同的步骤重新 打开您的防火墙。^{( turn on your Firewall again.)}

方法 7：确保 Windows 是最新的^{(Method 7: Make sure Windows is up to date)}

1.按Windows Key + I 然后选择 更新和安全。^{(Update & Security.)}

2. 从左侧，菜单点击Windows Update。

3. 现在单击“检查更新^{(Check for updates)}”按钮以检查任何可用的更新。

4. 如果有任何更新待处理，请单击下载并安装更新。^{(Download & Install updates.)}

5. 下载更新后，安装它们，您的 Windows 将成为最新版本。

方法 8：禁用代理^{(Method 8: Disable Proxy)}

1.在Windows 搜索^{(Windows Search)}中键入“互联网属性^{(internet properties)}”或“互联网选项^{(internet options)}”，然后单击“互联网^(Internet)选项^(Options)” 。

2. 现在转到连接^{(Connections)}选项卡，然后单击 LAN 设置。^{(LAN settings.)}

3. 确保选中“自动检测设置^{(Automatically detect settings)}”并且未 选中^( checked) “使用 LAN 代理服务器^{(Use a proxy server for LAN)}”  。^(unchecked.)

4. 单击确定^{( OK)}，然后单击应用。

5. 最后，重新启动^(Reboot)您的 PC 以保存更改并检查您是否能够修复您的 DNS 服务器可能是一个不可用的错误。^{( Fix Your DNS Server might be an unavailable error.)}

受到推崇的：^{(Recommended:)}

• 修复 Windows 更新错误 80072EE2^{(Fix Windows Update Error 80072EE2)}
• 如何在 Windows 10 中设置 WiFi 和以太网的数据限制^{(How to set Data Limit for WiFi and Ethernet in Windows 10)}
• 修复 ERR_CONNECTION_TIMED_OUT Chrome 错误^{(Fix ERR_CONNECTION_TIMED_OUT Chrome error)}
• 修复 IPv6 连接在 Windows 10 上无法访问 Internet^{(Fix IPv6 Connectivity No Internet Access on Windows 10)}

就是这样，您已成功修复您的 DNS 服务器可能是一个不可用的错误^{(Fix Your DNS Server might be an unavailable error)}，但如果您对本教程仍有任何疑问，请随时在评论部分询问他们。

Fix Your DNS Server might be unavailable error

If you’re not able to acceѕs the internet оr vіsit any wеb page or website in your browser, then the next logical step would be running Windows Network Diagnostic Troubleshooter, displaying the problem found to bе “Your DNS Server might be unavailable” error message. If you face this error message, don’t worry as today we will see how to fix this issue.

With Windows 10 there have been many issues lately be it with Sound, Graphics or Internet Connectivity and this issue is no different from them. But in this case, you don’t have internet access due to DNS problems which should be fixed as soon as possible. You may face the “Your DNS Server might be unavailable” error because of the following reasons:

• DNS server not responding
• DNS server might be experiencing issues
• DNS server might be down,
• DNS server is not available
• DNS server timed out
• DNS server disconnected
• DNS server not found
• DNS server could not be found

The cause of the above error is incorrect DNS server address configuration, network connection malfunction, changes in TCP/IP, malware or virus, router issues, firewall issues etc. As you see there can be so many reasons why you might be facing this error message, but it all comes down to users system configuration and environment. So without wasting any time let’s see How to Fix Fix Your DNS Server might be an unavailable error with the help of the below-listed troubleshooting guide.

Fix Your DNS Server might be unavailable error

Make sure to create a restore point just in case something goes wrong.

Method 1: Restart your Router

Restart your modem and see if the issue is resolved as sometimes the network might have experienced some technical issues which can only be overcome by restarting your modem. If you’re still not able to fix this issue, then follow the next method.

Method 2: Flush DNS and Reset TCP/IP

1. Open Command Prompt. The user can perform this step by searching for ‘cmd’ and then press Enter.

2. Now type the following command and press Enter after each one:

ipconfig /release
ipconfig /flushdns
ipconfig /renew

3. Again, open Admin Command Prompt and type the following and hit enter after each one:

ipconfig /flushdns
nbtstat –r
netsh int ip reset
netsh winsock reset

4. Reboot to apply changes. Flushing DNS seems to Fix Your DNS Server might be an unavailable error.

Method 3: Run Network Troubleshooter with Admin rights

1. Press Windows Key + I to open Settings then click on Update & Security.

2. From the left-hand menu, select Troubleshoot.

3. Under Troubleshoot, click on Internet Connections and then click Run the troubleshooter.

4. Follow further on-screen instructions to run the troubleshooter.

5. Reboot your PC to save changes.

Method 4: Use Google DNS

You can use Google’s DNS instead of the default DNS set by your Internet Service Provider or the network adapter manufacturer. This will make sure that the DNS your browser is using has nothing to do with the YouTube video not loading. To do so,

1. Right-click on the network (LAN) icon in the right end of the taskbar, and click on Open Network & Internet Settings.

2. In the settings app that opens, click on Change adapter options in the right pane.

3. Right-click on the network you want to configure, and click on Properties.

4. Click on Internet Protocol Version 4 (IPv4) in the list and then click on Properties.

Also Read: Fix Your DNS Server might be unavailable error

5. Under the General tab, choose ‘Use the following DNS server addresses’ and put the following DNS addresses.

Preferred DNS Server: 8.8.8.8
Alternate DNS Server: 8.8.4.4

6. Finally, click OK at the bottom of the window to save changes.

7. Reboot your PC and once the system restart, see if you’re able to Fix Your DNS Server might be an unavailable error.

Method 5: Obtain DNS server address automatically

1. Open Control Panel and click on Network and Internet.

2. Next, click Network and Sharing Center, then click on Change adapter settings.

3. Select your Wi-Fi then right-click on it and select Properties.

4. Now select Internet Protocol Version 4 (TCP/IPv4) and click Properties.

5. Checkmark “Obtain an IP address automatically” and “Obtain DNS server address automatically.”

6. Close everything, and you may be able to fix Your DNS Server might be an unavailable error.

Method 6: Temporarily Disable Antivirus and Firewall

Sometimes the Antivirus program can cause an error, and to verify this is not the case here, and you need to disable your antivirus for a limited time so that you can check if the error still appears when the antivirus is off.

1. Right-click on the Antivirus Program icon from the system tray and select Disable.

2.  Next, select the time frame for which the Antivirus will remain disabled.

Note: Choose the smallest amount of time possible, for example, 15 minutes or 30 minutes.

3. Once done, again try to connect to open Google Chrome and check if the error resolves or not.

4. Search for the control panel from the Start Menu search bar and click on it to open the Control Panel.

5. Next, click on System and Security then click on Windows Firewall.

6. Now from the left window pane click on Turn Windows Firewall on or off.

7. Select Turn off Windows Firewall and restart your PC.

Again try to open Google Chrome and visit the web page, which was earlier showing the error. If the above method doesn’t work, please follow the same steps to turn on your Firewall again.

Method 7: Make sure Windows is up to date

1.Press Windows Key + I then select Update & Security.

2. From the left-hand side, menu clicks on Windows Update.

3. Now click on the “Check for updates” button to check for any available updates.

4. If any updates are pending, then click on Download & Install updates.

5. Once the updates are downloaded, install them, and your Windows will become up-to-date.

Method 8: Disable Proxy

1. Type “internet properties” or “internet options” in Windows Search and click on Internet Options.

2. Now go to the Connections tab and then click on LAN settings.

3. Make sure that “Automatically detect settings” is checked and “Use a proxy server for LAN” is unchecked.

4. Click OK and then click apply.

5. Finally, Reboot your PC to save changes and check if you’re able to Fix Your DNS Server might be an unavailable error.

Recommended:

• Fix Windows Update Error 80072EE2
• How to set Data Limit for WiFi and Ethernet in Windows 10
• Fix ERR_CONNECTION_TIMED_OUT Chrome error
• Fix IPv6 Connectivity No Internet Access on Windows 10

That’s it you have successfully Fix Your DNS Server might be an unavailable error but if you still have any queries regarding this tutorial then feel free to ask them in the comment’s section.

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