VPNs also help users bypass geo-restrictions and unblock content from sites they otherwise wouldn’t be able to access, while anonymous. However, many of these users face difficulties when trying to install and/or launch their VPN client on Windows, and usually, it is blocked by a firewall or other security software in place. If you experience your VPN block issues by Windows Firewall, in most cases it is a default setting, but there are ways to get around it and get connected again. Use the solutions below to do this.

Why is the Firewall a problem for VPNs?

Your firewall handles your network security, blocking access to and from suspicious platforms/services. It can sometimes flag your VPN as dangerous, even if it’s not. ➡️ How to check if VPN is blockedOpen your firewall’s settings and scroll to the Blocked applications section. ➡️ How to stop the firewall from blocking VPN?Head to settings and find the Add exception to firewall option. You’ll get a list of all the apps installed on your device. Select your VPN and save your settings.

What can I do if my VPN got blocked by Windows Firewall?

1. Change your VPN

You can change your VPN and see if it resolves the issue. Normally, an established VPN provider has a good client that will work great together with Windows Firewall. A great VPN, recommended below, is owned by Kape Technologies and has servers located all around the world. It supports high data speeds, which makes it a fast VPN for Windows operating system, besides its powerful features and performance. It is a favorite among the best VPN software for laptops as it not only protects your privacy on a multi-platform privacy solution but also offers reliable connections.

2. Add an exclusion

Note: Most VPN clients use ports 500 and 4500 UDP, and port 1723 for TCP. If these don’t work, add a new rule to allow them in Windows Firewall Advanced settings.

3. Allow VPN through firewall settings

4. Change adapter settings

5. Create a new inbound rule

You should then be able to connect to your home devices through your VPN

6. Enable rule for PPTP

If your VPN requires PPTP, do the following:

7. Open ports

In order to allow your VPN traffic to pass through the firewall, open the following ports:

IP Protocol=TCP, TCP Port number=1723 – used by PPTP control path IP Protocol=GRE (value 47) – used by PPTP data path Make sure that these ports are allowed on Windows Firewall with corresponding network profile. DO NOT configure RRAS static filters if you are running on the same server RRAS based NAT router functionality. This is because RRAS static filters are stateless and NAT translation requires a stateful edge firewall like ISA firewall. In general, VPN error 807 indicates that the network connection between your computer and the VPN server was interrupted. This also can be caused by a problem in the VPN transmission and is commonly the result of internet latency or simply that your VPN server has reached capacity. Try to reconnect to the VPN server.

8. Turn off SSL monitoring

Depending on your firewall or security software, there are steps to take to fix VPN blocked by Windows firewall. Here’s what to do if you’re using ESET NOD32 or Kaspersky: NOD32:

Select Setup Select Advanced Setup Select Antivirus and antispyware Select Web access protection Select HTTP, HTTPS > HTTP scanner setup, and set HTTPS filtering mode to Do not use HTTPS protocol checking.

Select Settings Select Traffic Monitoring panel Select Port Settings or settings Select Network Select Port Settings and uncheck the box for port 443/SSL

Any luck fixing VPN blocked by the Windows firewall using the solutions above? Share with us by leaving a comment in the section below. After you whitelist your VPN you should be able to allow PPTP through the firewall. Many people report having to whitelist VPNs. It seems that you oftentimes have to allow Cisco Anyconnect through a firewall as well as other reputable VPNs:

Surfshark blocked by Windows Defender Ports required for VPN connections have been blocked by the firewall NordVPN blocked by firewall OpenVPN blocked by firewall

Also, leave there any other suggestions or questions that you may have and we’ll be sure to check them out.

We recommend Private Internet Access, a VPN with a no-log policy, open source code, ad blocking and much more; now 79% off. Name * Email * Commenting as . Not you? Save information for future comments
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