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With that, your VPN, SSH, or other software should work correctly.

Adding the wrong port could weaken your security or cause connection issues elsewhere. Double-check them to ensure you opened or closed the correct port. Move the horizontal scroll bar at the bottom of the screen until you see the “Protocol” and “Local Port” columns.

Make sure the right Windows 10 prots are open.

The “Profile” column will tell you the type of network it’s allowed on and “Action” whether it’s enabled. Press “Finish”.īack in the main Windows Defender Firewall screen, you should now see your new rule at the top of the Inbound Rules page. In the description, you may want to enter why you opened the port. Make sure you’re descriptive with this so you can find it later. You may want to check what type your current network is by running the Get-NetConnectionProfile command in PowerShell. Tick “Domain” to apply the rule at work, “Private” at home, and “Public” for shared networks.

This is important, as there are situations where you might want to keep certain ports closed, such as in a coffee shop or hotel. Click “Next”.Ī firewall rule is not network specific, so it may apply outside of your home network. Alternatively, block a port by checking “Block the connection”. To let Firewall allow a port, check “Allow the connection”. On the “Action” screen, we can choose what we want the the Windows Firewall rule to do. How to open or close a port in Windows 10 Firewall.You can seperate different ports by a comma, or add a “-” between two numbers to add a range of ports to your Windows firewall rule. Check “Specific local ports” and enter the Windows 10 ports you want to open or block. Now that you’ve selected your protocol, turn your eye to the “Does this rule apply to all local ports or specific local ports” heading. Enter the Windows 10 ports you want to open or close.We won’t dive into the differences between the two, as the software you’re using probably has a list of the exact ports you need to open and which protocols.

There are two choices wehen it comes to Windows 10 ports – TCP and UDP.

Select the ‘Port’ rule type and press ‘Next’.

In the left side-bar of the Firewall, click the “Advanced settings” header and press “Yes” to any admin prompts.Īdding this Windows Firewall Rule will let us control the traffic it does and doesn’t let through. Press the Start button and type “Windows Defender Firewall”.

Open the Windows Firewall app in Windows 10.

This requires use of the dedicated Firewall app. To add a port to Windows Firewall (or close a port), you need to add something called a Windows Firewall rule or Firewall exception. At times, however, it may block a useful port unless the user explicitly tells it not to. The Windows Firewall looks at incoming and outgoing connections and analyses them to determine whether they’re trustworthy.