How to open port in Windows 10 Firewall?

Opening a port in Windows 10 Firewall is a common task that many users need to perform in order to allow certain applications or services to communicate with the internet or other devices on the network. Here are the steps to follow to open a port in Windows 10 Firewall:

1. Open the Windows 10 Firewall settings: Click on the Start menu and type “Firewall” in the search bar. Select “Windows Defender Firewall with Advanced Security” from the list of results.

2. Select the “Inbound Rules” option: In the left-hand pane of the Firewall settings window, click on “Inbound Rules” to view the list of rules that control incoming traffic to your computer.

3. Create a new rule: Click on the “New Rule” option in the right-hand pane to create a new rule that will allow traffic through a specific port.

4. Choose the type of rule: Select “Port” as the type of rule you want to create and click “Next”.

5. Specify the port number: Enter the port number you want to open in the “Specific local ports” field. You can enter a single port number (e.g. 80) or a range of ports (e.g. 1000-2000).

6. Choose the action to take: Select “Allow the connection” to allow traffic through the specified port and click “Next”.

7. Choose the network type: Select the network types for which you want to allow traffic through the specified port (e.g. Private, Public, or Domain) and click “Next”.

8. Give the rule a name: Enter a name for the new rule (e.g. “Allow HTTP traffic”) and click “Finish”.

Once you have completed these steps, the new rule will be added to the list of inbound rules in the Windows 10 Firewall settings. Any traffic that matches the criteria you specified in the rule will be allowed through the specified port.

It is important to note that opening ports in your firewall can potentially expose your computer to security risks. Therefore, it is recommended that you only open ports that are necessary for the applications or services you are using, and that you keep your firewall settings up-to-date with the latest security patches and updates.


In conclusion, opening a port in Windows 10 Firewall is a straightforward process that can be done by following the steps outlined above. However, it is important to exercise caution when opening ports and to only do so when necessary. Keeping your firewall settings up-to-date with the latest security patches and updates is also crucial in ensuring the safety and security of your computer. If you have any further questions or concerns, don’t hesitate to seek assistance from a qualified IT professional.

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