How to fix VPN Error 800 on Windows 10

A Virtual Private Network (VPN) provides a secure connection between a local client and a remote server over the Internet. When a user tries to connect to a VPN but fails, he receives a VPN error message. There are a lot of possible VPN error codes, but there are some that are more common than others – Can not establish a VPN connection or 800 VPN Error is one of those mistakes.

VPN 800 Error on Windows 10

Connection error to VPN connection, error 800, the remote connection was not established because the VPN tunnel attempt failed. The VPN server may be inaccessible.

In simple terms, the 800 VPN error code means that your VPN can not establish a connection with the server, so in failure. Therefore, when you can not access your VPN, you get the error message VPN 800. This is a very common problem, and users often complain about it when they call on a supplier.

Possible causes

Unfortunately, this error code in question does not give us a proper explanation of what lies behind the problem. Possible reasons for these connection failures include:

• A difficult firewall
• The user specified an invalid name or address for the VPN server
• Network firewall blocks VPN traffic
• The client device has lost the connection to its local network

This list is not exhaustive; so it is important to try all the troubleshooting options.

Troubleshooting VPN 800 Error

You have the following options for troubleshooting the VPN 800 error:

1. Check the user name, password, and server type
2. Check that the firewall and the router do not interfere with your VPN connection.
3. Check the connection between the client and the VPN server
4. Run your anti-virus for possible malware
5. Troubleshoot your network

Let's see these options in detail:

1) Check the username, password and server type:

Verify that the VPN server address, user name, and password are correct, follow these steps:

1. Click & #39;Earn + I», Select«Network & Internet"
2. Click & #39;VPN ' appearing in the right pane. This right pane displays all the options of the virtual private network.
3. Click on your 'VPN service& #39; and go to & #39;Advanced option"This will open a pop-up window allowing you to edit the details of your VPN.
4. Check if IP address, user name, and password are correct. Change it if you find any anomalies and try again. Make sure the name or address of the server does not include "http: //"and"/". If one of the symbols is placed in the 3^rd box, it will show this error.
5. If it does not work, change your 'Type of VPN » at & #39;Point-to-Point Tunneling Protocol (PPTP)"

If this option does not work, proceed to the next solution.

2) Check that the firewall and the router do not interfere with your VPN connection:

To determine if a client firewall is not triggering VPN Error 800, disable it temporarily and retry the connection. Firewall failures indicate the need to update the firewall configuration with additional settings specific to the port numbers used by the VPN on that network. Normally, for Microsoft Windows, these port numbers are TCP port 1723 and IP Port 47.

Allow the router for your VPN and PPTP. In addition, if you have never connected to the server with the local router you are using, the router may need to update the firmware to be compatible with the VPN.

3) Check the connection between the client and the VPN server:

To check if there are network problems due to connection issues between the client and the VPN server, you must ping the server and wait for the response. To do this:

1. Press & #39;Windows + X key»And select«Command Prompt (Admin)"
2. Once & #39;Command Prompt'Open, enter'ping'Follow the address you want to use. Example & #39;ping myvpnaddress.com"
3. Now press'Enter & # 39.

You must monitor the time required for the server to respond. Retrying the connection after waiting a minute or two sometimes works with irregular network failures. Trying a connection from another client device can also help identify whether the connectivity issue is unique to a client or whether it is a common problem.

4) Run your anti-virus for possible malware:

A VPN 800 error can occur when your computer is infected with a virus or malware. Here, running your anti-virus scan can help a lot; you can use Windows Defender or any after-sales antivirus service for that.

5) Troubleshoot your network:

Sometimes, having a VPN 800 error can also mean that an error needs to be corrected by simple troubleshooting. Follow these steps:

1. Select 'Start & #39; from & #39;Starting Windows& #39; button
2. Go to & #39;Settings & #39; and select 'Network & Internet. '
3. Under & #39;Change your network settings"Select"Network troubleshooting. '

If the problem persists, please consult your Internet Service Provider (ISP). Your ISP may have blocked the GRE protocol.

The 800 VPN error is a very simple mistake and, in most cases, it can be solved using one of the above options. Sometimes, minor changes in your settings can cause problems, but sometimes because of problems with Internet Service Providers or VPNs. Whatever the root cause, we have provided you with adequate solutions.

Read also: Troubleshooting and Solutions to Common VPN Error Codes.