What are the Ways to Check Window Firewall is Blocking A Port or Program?

If the user wants to check if a website is blocked by the Firewall or not. Then, they must check the firewall settings as this will tell you any port is blocked on your PC or not. Through this setting, you can also select which programs can run on your computer system. If the user needs assistance, then contact Microsoft via www.office.com/setup. In this blog, you will read the method to check Window Firewall is blocking a Port or Program.

Method To Check If Window Firewall is Blocking a Port:

  • Check your Firewall Settings:

First, you have to press Windows Key + R at the same time in order to open Run dialog box. Then, you have to write Control and then press OK button in order to open Control Panel. After this, you have to click on System and Security. Now, just scroll down and then open Administrative Tools. Here in the Administrative Tools window, you have to open Windows Defender Firewall with Advanced Security. At this point, you have to click on Actions and then choose Properties. Next, you have to choose your preferred Profile (Domain, Private, Public). Then in the Logging section, you have to tap on the Customize button. After this, in the Log dropped packets field, you have to select on Yes option. Then in the name section, you should write the pfirewall.log path. Here, you should tap on OK button to save the changes. You need to open File Explorer and then visit to the path where you have saved the log file like this:


At last, you should click on the pfirewall.log file and then check for any blocked ports. But for assistance, the user can contact Microsoft via office.com/setup. 

  • Check for Blocked Port using the Command Prompt:

You need to write cmd in the search bar. Then, just right-click on the Command Prompt and then Run as Administrator. Now in the command prompt, you should write the command and tap on enter key.

netsh firewall show state

This will show you all the blocked and the active port which are in the firewall. For more assistance, contact Microsoft via www.office.com/setup.

Method to Check if Windows Firewall is Blocking a Program:

For this, you should press Windows Key + R altogether to open Run. Then, you should type control and hit on OK button in order to open Control Panel. Now, you should click on System and Security. At this point, you should click on Windows Defender Firewall. Here from the left side, you should Allow an app or feature through Windows Defender Firewall. Then in the allowed app window, you should scroll through all the apps. And just locate the app which you want to check and then view if the app is checked or not. If in case, it is unchecked this means the app is blocked on the Firewall. If you find your program is blocked, then uncheck the app and just click on OK button.

The above method helps you to check Window Firewall is blocking a port or program. If in case, the computer user need help then contact to the customer support team of Microsoft via office.com/setup.

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