Read on as we show you how to lock down an application via the Windows Firewall. Others may have opened this tutorial curious as to why one would block an application in the first place. Some simple and commonplace examples are as follows. You might have an application that insists on automatically updating itself, but find that those updates break some functionality and you want to stop them.
Regardless of why you want to drop the cone of network connectivity silence over a given application, a trip into the guts of the Windows Firewall is an easy way to do so. To create a Window Firewall rule, you first need to open up the advanced Firewall interface, which is named, appropriately enough, Windows Firewall with Advanced Security. Note: There is a lot going on in the advanced interface and we encourage you follow along closely, leaving anything outside the scope of the tutorial and your experience level alone.
Mucking up your firewall rules is a surefire way to a big headache. Trust us on this. For some reason, despite the fact that this is the default way it populated the program path field, it will break the firewall rule. When we browsed to the EXE file for our Maxthon web browser, Windows plugged in the following program path information for the file, which was located in our Documents folder:.
That file path is understood by Windows, but for some reason is no longer recognized when inserted into a firewall rule.
Instead, we need to replace the file path that includes the environmental variable with the full file path. In our case it looks like this:. For most applications, the main EXE file is the one you want to block, but there are examples of applications where things are a bit counter-intuitive.
Take Minecraft, for example. At first glance it seems like you should block Minecraft. So, if you want to restrict your child from connecting to online Minecraft servers you need to block Javaw. Here, you have three options:.
When in doubt, just check them all to block the application across all networks. He is technology enthusiast and an English teacher. The wikiHow Tech Team also followed the article's instructions and verified that they work. This article has been viewed 1,, times. This wikiHow teaches you how to prevent a program from accessing your Windows computer network by blocking it in Firewall. You must have administrator privileges to access Firewall and block programs in it.
Keep in mind that blocking a program from using Firewall doesn't usually prevent the program from running on your computer. Type "defender" into the Windows Search bar. Click Windows Defender Firewall. Click Advanced settings. Click Outbound rules. Click New rule. Select Program and click Next. Select the program. Follow the on-screen instructions. To learn how to temporarily disable a program, keep reading! Did this summary help you? Yes No. Log in Social login does not work in incognito and private browsers.
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By using our site, you agree to our cookie policy. Cookie Settings. Learn why people trust wikiHow. Download Article Explore this Article methods. Tips and Warnings. Related Articles. Article Summary. Method 1. Open Firewall. It's a link in the upper-left corner of the Windows Firewall window. Click Outbound Rules. This tab is on the left side of the window.
However, no matter for what reason, you wish to block a program from accessing the Internet, you can check the step-by-step guide below to block program with Windows firewall in Windows You can click Start , and type Windows Defender Firewall. Choose the top result to open Windows Defender Firewall.
You can also click Start , type control panel and choose the top result to open Windows Control Panel. Next you can click Outbound Rules in the left column and it will display all existing outbound Windows firewall rules in middle window.
In the right Outbound Rules Actions column, you can click New Rule option to open a new window in which you can create a new Firewall rule by your own. You can click Program to get ready to rule controls connections for a program, and click Next.
You can tick This program path and click Browse to find path of the target program you want to block. Select Block the connection. Block apps and games from accessing the internet, with Windows Defender Firewall. However, it works the same in all versions. Make sure that app and game restrictions are turned on. Select options for specific games as appropriate, and then tap or click Save. Tap Application Blocking.
Click the Add button and select the game you want to block from the list which appears, or click Browse to select its executable file installed on the computer. Add all games and apps you want to disable. Visit family. Find your family member and click Content Filters. Go to Apps and Games. Under Allow apps and games rated for, designate the age limit for content they will have permission to access.
Click on Windows Firewall in Control Panel. On the left panel, click on Advanced settings. Click on Outbound Rules. Under the Actions panel on the right side of the window, click on New Rule.
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