Press "ld+W" to enter the Win8 system's settings search interface (touch screen users can swipe from the right side of the screen to the middle and select search from the charm menu), enter the key The word "firewall", the Windows Firewall appears on the left, allowing applications to pass Windows Firewall, check firewall status and other related search results.
Keyboard users can also press the “Win+X” key combination to open the Win8 quick link menu, and then click “Control Panel & mdash; System and Security & mdash; Windows Firewall” to open the Win8 system. With a firewall settings interface.
Figure: Select Windows Firewall from Win8 Control Panel
Enter the Win8 system's own firewall settings interface, we can see some basic conditions of the current system firewall settings, such as whether the firewall is open, current activities Network, notification status, and more.
Graphic: Win8 comes with firewall settings main interface
Win8 firewall settings interface The left pane lists all firewall-related operations, such as "Allow applications or features through Windows Firewall", “Change notification settings”,“Enable or disable firewall",“restore defaults> and “advanced settings”etc. Below we introduce separately.
Illustration: Win8 firewall settings left pane operation options
Allow applications or functions to support detailed personalization settings for applications through Win8 firewall
Win8 firewall, users can allow a program separately Communicate through a firewall. Click the “Allow application or function through Windows Firewall” in the left pane of the Firewall Settings window to enter the “Allowed Applications” interface, which lists the network applications and functions of the system. We can check the details here. The marquee allows or blocks the communication state of an application or function in a private or public network.
If you need to add an app or feature that allows you to pass the Win8 firewall, first click the “change settings” button in the upper right corner, then click the "Allow other apps" button in the lower right corner to set up the app that needs to pass the firewall or Features.
After entering the "Add Application" interface, we can manually select the application in the program list. If some programs do not appear in the list, you can also click the "Browse" button to manually select the program. address.
Now let's take a look at the custom settings of Win8 firewall, where you can change the notification settings, turn the firewall on and off, click “next page”.
Change notification settings to turn the firewall on and off
Click on the "Change notification settings" in the left pane of the Win8 firewall settings interface and "Enable or disable the firewall" will open the custom settings interface of the Win8 firewall.
Here, users can set different security rules for private networks and public networks. In each network, there are “Enable Windows Firewall” and “Close Windows Firewall”. If you need to turn off Win8 firewall, you can set it here, but for system and network security, it is not recommended to turn off the firewall.
There are two checkboxes under "Enable Windows Firewall", one is "Block all incoming connections, including programs in the list of allowed programs", and the other is "Windows Firewall blocks new" Notify me when the program is ”. When the user enters a less secure network environment, you can check the "Block all incoming connections" check box to block all external connections, even if the Windows Firewall is set to "Exception" service will be Blocking and providing tight security for computers in complex environments.
Below we look at the Win8 firewall advanced settings, please click “ next page & rdquo;.
Win8 Firewall Advanced Settings
If you encounter some complicated situations, such as online multiplayer games, you may need to open a special port for the game application, so that the firewall can allow game information to reach your computer. Enter the Win8 firewall advanced settings. Click on “Advanced Settings' in the left pane of the Win8 Firewall Settings screen. You may be asked to provide an administrator password or confirm your choice.
In the left pane of the "Advanced Security Windows Firewall" dialog, there are "Inbound Rules", "Outbound Rules", "Connection Security Rules", and "Monitoring" & rdquo; And other options. The Win8 firewall supports two-way protection, which can filter outbound and inbound traffic. Users can create firewall rules for various objects to determine whether to block or allow them to pass.
When configuring rules, users can choose from various standards: application name, system service name, TCP port, UDP port, local IP address, remote IP address, configuration file, interface type (such as network adapter) ), users, user groups, computers, computer groups, protocols, ICMP types and other rules, the function is very rich and powerful.
In addition, if you need to restore the default settings of the Win8 firewall, click the "Restore Defaults" in the left pane of the Win8 Firewall Settings interface, it is OK, simple and convenient.