Check if Windows Firewall is blocking a port or program

There’s no denying that Windows Firewall is added in Windows OS only to benefit its users. The built-in utility is developed for the greater good of users, to help them stay safe from online & offline vulnerabilities. But sometimes, the so-many beneficial services can also start to respond as a cruse.

Many users find it hard to install a new program or port because of this facility. So it’s for the benefit of users to “Check if a firewall is blocking a port in windows 10”. Here, I’ll be presenting a guide to help readers Check if Windows Firewall is blocking a port or program. There are several methods to get the job done, let’s start with the easiest one.

FIX CORRUPTED ICONS IN WINDOWS 10

2 Ways to Check if Windows Firewall is blocking a port

Use Command Prompt

Check if Windows Firewall is blocking a port

  • Press Windows + S and type cmd in the search bar.
  • Select Run as administrator from the presented search results.
  • Once command prompt is launched, execute the following command in it:
    • netsh firewall show state
  • The provided results will show you what ports are blocked and unblocked by the Windows Firewall.

Open Windows Firewall Log File

Check if Windows Firewall is blocking a port

  • Launch Control Panel from the Cortana search bar.
  • Navigate to System and Security >> Administrative Tools
  • Locate and open Windows Defender Firewall with Advanced Security
  • Select Action from the menu bar and click on Properties
  • Click on a Domain Profile of your choice.
  • Under Logging tab, click on Customize
  • Click on the Ok button and remember the path of the log file which will be written as follows:
  • %systemroot%\system32\LogFiles\Firewall\pfirewall.log
  • Now go to the presented file path and open pfirewall.log file from there.

Check if Windows Firewall is blocking a program

Check if Windows Firewall is blocking a program

  • Open Control Panel on your computer.
  • This time, go to System and Security >> Windows Defender Firewall
  • Click on Allow an app or feature through Windows Defender Firewall (available on the left-side menu)
  • Locate and check the status of your desired program.
  • There are two possibilities:
    • If it’s checked, it’s allowed by the firewall
    • If it’s unchecked, the firewall is blocking its installation.

That’s all, keep visiting WindowsBoy for more.

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