Steps to block software from connecting to the Internet with Firewall

Blocking the Internet connection of a certain software or application on the Windows operating system is quite easy. 

Yes, many times we need to block the Internet access of certain software or programs for many reasons, such as to manage employees at the company, to manage students in practical machine learning labs. or parents to manage children's use of the Internet.

You can use some of the software that Admin has introduced in the articles above. However, in this tutorial I will share with you a trick without using any software at all.

Instead, I will use Windows Firewall to block Internet access of any software, very effectively and quickly.

Okay, if you are interested in how to do this, you can follow the detailed article below!

How to block Internet access of any software with Windows Firewall

Step 1: You launch Windows Defender Firewall, by searching with the keyword Windows Firewall as shown below.

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Or you can also access Windows Defender Firewall by doing the following.

You open the Run dialog box (Windows R) => enter the keyword control => press Enter to execute. The Control Panel window appears, select Windows Defender Firewall as shown below.

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Step 2: Next, click on Advanced settings.

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Step 3: Right-click Outbound Rules => select New Rule.

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Step 4: You tick the box Program => select Next.

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Step 5: Then you tick the This program path: => then click Browse. and navigate to where the EXE executable file is located of the software/application you want to block Internet access => then click Next.

For example, I went to File Garena.exe to block Garena.

In addition, if you want to block all programs according to the task you set, please check All programs instead of This program path, guys.

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Step 6: Please check the box Block the connection => select Next.

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Step 7: Continue to click Next.

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Step 8: Here, enter a name and description for the Rule to block your access => then click Finish to finish.

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And here is the result, I can't connect to Garena anymore.

Step 9: If you want to unblock, you can right-click on the newly created Rule => select Disable Rule to open the Internet connection or select Delete Rule to delete the Rule if you do not want to use this rule anymore.

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OK, so I have finished showing you how to block Internet access of any software or application with Windows Firewall. Very nice and useful, isn't it?

Marvin Fry

Update 13 September 2021