In today's digital world, where security is of utmost importance, firewalls play a crucial role in protecting our systems from unauthorized access and potential threats. The Windows Firewall, a built-in feature of the Windows operating system, acts as a barrier between your computer and the external network. However, there are times when you need to allow specific applications through the firewall to ensure their proper functioning. This article will provide you with a step-by-step guide on how to allow an application through the Windows Firewall, tailored specifically for the Windows environment.

Examples:
1. Using the Windows Defender Firewall Control Panel:

• Press the Windows key + R to open the Run dialog box.


• Type "control firewall.cpl" and press Enter to open the Windows Defender Firewall Control Panel.


• Click on "Allow an app or feature through Windows Defender Firewall" on the left-hand side.


• Click on the "Change settings" button.


• Locate the application you want to allow through the firewall in the list and check the box next to it.


• Click on "OK" to save the changes.

2. Using PowerShell:

• Press the Windows key + X and select "Windows PowerShell (Admin)" to open PowerShell with administrative privileges.


• Use the following command to allow an application through the firewall:
  

   New-NetFirewallRule -DisplayName "Allow App" -Direction Inbound -Program "C:\Path\to\app.exe" -Action Allow