当您安装第三方安全软件时，Windows 11/10 会自动禁用内置的Windows 防火墙^{(Windows Firewall)}。如果没有，您可能需要手动禁用此Windows Defender 防火墙。^{(Windows Defender Firewall)}

在Windows 11/10中打开或关闭 Windows 防火墙^{(Off Windows Firewall)}

您可以使用以下方法手动启用或禁用Windows 防火墙：^{(Windows Firewall)}

1. 使用 Windows 安全
2. 使用控制面板
3. 使用命令提示符
4. 使用 PowerShell

1]使用Windows安全

在搜索框中键入Windows 安全并按^{(Windows Security)}Enter以打开Windows 安全^{(Windows Security)}应用。单击^(Click)防火墙和网络保护^{(Firewall & Network Protection)}以打开以下面板。

您将看到以下网络配置文件的防火墙状态：^(Firewall)

1. 域网络
2. 专用网络
3. 公共网络。

它将打开或关闭。

您可以选择为任何网络配置文件启用或禁用它。

要完全禁用防火墙^(Firewall)，请依次单击三个中的每一个。

当您单击Public network时，将显示以下面板。

将Windows Defender 防火墙^{(Windows Defender Firewall)}开关切换到关闭位置。

对域网络^{(Domain network)}和专用网络^{(Private network)}也执行相同的操作。

您将看到更改后的状态如下。

要启用^(enable)防火墙^(Firewall)，请打开Windows 安全^{(Windows Security)}主页并单击防火墙的打开按钮^{(Turn on)}。

Windows Defender 防火墙^{(Defender Firewall)}将启用。

2]使用控制面板

打开Control Panel > Windows Defender Firewall小程序，然后在左侧面板中，单击打开或关闭 Windows Defender 防火墙^{(Turn Windows Defender Firewall on or off)}，打开以下面板。

从WinX 菜单^{(WinX Menu)}中，选择Control Panel > Windows Firewall。

在这里，您将看到在私有网络和公共网络上启用或禁用Window 防火墙的设置。^{(Window Firewall)}

您有两个设置：

• 打开 Windows 防火墙
• 关闭^(Turn)Windows 防火墙^{(Windows Firewall)}（不推荐）

在前者下，您将看到两个选项：

• 阻止^(Block)所有传入连接，包括允许的应用程序列表中的连接
• 当Windows 防火墙^{(Windows Firewall)}阻止新应用程序时通知我。

选择您的首选项，然后单击确定并退出。

虽然默认防火墙^(Firewall)设置对我们大多数人都有好处，但如果您需要对其进行微调以满足您的要求，则必须正确配置您的 Windows 防火墙^{(configure your Windows firewall)}。

您可以在此处进行必要的更改。

阅读^(Read)：如何在 Windows 10中打开或关闭 Windows Defender 防火墙通知。^{(Turn On or Off Windows Defender Firewall Notifications)}

3]使用命令提示符

打开提升的命令提示符^{(Open an elevated command prompt)}并执行以下命令为所有网络配置文件打开Windows 防火墙：^{(Windows Firewall)}

netsh advfirewall set allprofiles state on

要将其全部关闭，请使用：

netsh advfirewall set allprofiles state off

4]使用PowerShell

打开提升的 PowerShell 提示符^{(Open an elevated PowerShell prompt)}并执行以下命令，为所有网络配置文件启用Windows Defender 防火墙：^{(Windows Defender Firewall)}

Set-NetFirewallProfile -Enabled True

要为所有人禁用它，请使用：

Set-NetFirewallProfile -Enabled False

我希望这会有所帮助^{(I hope this helps)}！

如果您在启动 Windows 防火墙时遇到问题，这些链接可能会对您有所帮助：^{(These links may help you if you face issues starting the Windows Firewall:)}

1. Windows 防火墙服务未启动^{(Windows Firewall service does not start)}
2. 如何在 Windows 防火墙中允许或阻止程序^{(How to allow or block a program in Windows Firewall)}。

How to turn on or turn off Firewall in Windows 11/10

When you inѕtall third-party ѕecurity software, Windows 11/10 will automatically disable the built-in Windows Firewall. In case it does not, you may want to disable this Windows Defender Firewall manuallу.

Turn On or Off Windows Firewall in Windows 11/10

You can enable or disable the Windows Firewall manually using the following methods:

1. Using Windows Security
2. Using Control Panel
3. Using Command Prompt
4. Using PowerShell

1] Using Windows Security

Type Windows Security in the search box and hit Enter to open the Windows Security app. Click on Firewall & Network Protection to open the following panel.

You will see the Firewall status for the following network profiles:

1. Domain network
2. Private network
3. Public network.

It will be On or Off.

You may select to enable or disable it for anyone of the network profiles.

To disable the Firewall completely for all, click on each of the three, one after the other.

When you click on Public network, the following panel will become visible.

Toggle the Windows Defender Firewall switch to the Off position.

Do the same for Domain network and Private network as well.

You will see the changed status as follows.

To enable the Firewall, open Windows Security home page and click the Turn on button for Firewall.

Windows Defender Firewall will get enabled.

2] Using Control Panel

Open Control Panel > Windows Defender Firewall applet and in the left panel, click on Turn Windows Defender Firewall on or off, to open the following panel.

From the WinX Menu, select Control Panel > Windows Firewall.

Here you will see the settings to enable or disable Window Firewall on private as well as public networks.

You have two settings:

• Turn on Windows Firewall
• Turn off Windows Firewall (not recommended)

Under the former, you will see two options:

• Block all incoming connections, including those in the list of allowed apps
• Notify me when Windows Firewall blocks a new app.

Select your preferences and click OK and exit.

While the default Firewall settings are good for most of us, if you need to fine-tune it to meet your requirements, you will have to configure your Windows firewall properly.

Here you can make the necessary changes.

Read: How to Turn On or Off Windows Defender Firewall Notifications in Windows 10.

3] Using Command Prompt

Open an elevated command prompt and execute the following command to turn on Windows Firewall for all network profiles:

netsh advfirewall set allprofiles state on

To turn it off for all, use:

netsh advfirewall set allprofiles state off

4] Using PowerShell

Open an elevated PowerShell prompt and execute the following command to enable Windows Defender Firewall for all network profiles:

Set-NetFirewallProfile -Enabled True

To disable it for all, use:

Set-NetFirewallProfile -Enabled False

I hope this helps!

These links may help you if you face issues starting the Windows Firewall:

1. Windows Firewall service does not start
2. How to allow or block a program in Windows Firewall.

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