How to fix VPN error 800

A VPN is a way to access blocked websites, restrict geographical access as well as protect users’ browsing activities, but in the process of using a VPN connection, users may facing error “Connection failed with error 800”. In the article below, will guide you some ways to fix VPN 800 error.

VPN 800 error This means that the application cannot make a connection between your VPN client and the service. The cause of the error may be due to the firewall (firewall), VPN application configuration, Internet connection, or VPN server available.

Refer to the following article of to learn how to fix VPN 800 error.

Table of Contents:
1. How to fix VPN error 800
1.1. Method 1: Restart the VPN application
1.2. Method 2: Check the VPN settings
1.3. Method 3: Try another terminal server
1.4. Method 4: Restart your device
1.5. Method 5: Check Internet connection
1.6. Method 6: Check Firewall (firewall)

1. How to fix VPN error 800

1.1 Method 1: Restart the VPN application

To fix the VPN 800 application error, the first solution is to try restarting the application. Proceed to turn off the VPN on your Windows computer, then right-click on the Taskbar, select Task Manager.

Find any process related to the VPN application, right-click and select End Task. This will ensure that all processes associated with the VPN application are turned off.

The next step is to restart the VPN application again and see if the error 800 is still displayed.

1.2 Method 2: Check the VPN settings

If you’ve just set up a VPN, changed your password or certain settings, try checking the app settings again to fix the 800 error. Make sure you have entered the username and password correctly, then check Check application settings as well as network settings.

Different VPN services are configured in different ways. Some use UDP connections with AES-128 bit encryption, some use TCP connections 256, some VPNs require specific ports to be linked, etc.

Contact your VPN provider for more details on installation and make sure the application is properly installed.

1.3 Method 3: Try another terminal server

If none of the above works, the VPN 800 error still occurs, the next solution is to try another VPN terminal server. Most VPN applications allow users to choose a location to “trick” your true position on the Internet. Besides, some applications will automatically select the fastest route to maintain the user’s Internet connection speed.

Try selecting a different terminal server and try connecting again to see if the VPN 800 error persists. If the error no longer exists, the cause of the error is the terminal server. If not, the error still shows you can refer to some other ways to fix errors in the next section below.

1.4 Method 4: Restart your device

If you’ve restarted the VPN app and the error persists, try restarting your device (such as a computer, tablet, etc.) to see if the error 800 persists. In addition, the solution to reboot traditional devices can also help solve most other problems and errors.

Try restarting your device and retrying the VPN app to see if the 800 connection error persists.

1.5 Method 5: Check Internet connection

Sometimes the cause of VPN 800 errors may be due to an unstable Internet connection. If you are using a Wi-Fi or wired connection, try checking the status of your Wifi connection, whether your wired network is stable.

Follow the steps below:

Step 1: Right-click the Start button and select Network Connections.
Step 2: Select Ethernet from the menu in the left pane, then select Change Adapter Options in the right pane.
Step 3: Find and right-click your Ethernet network connection, select Properties.
Step 4: Select Internet Protocol Version 4 and check the box next to Properties.
Step 5: Set the 2 options in the popup window as Automatic then click OK, got it
Step 6: Close all windows and confirm changes if notified.

how to fix an 800 office file 2

Try checking your VPN connection and see if the error 800 still appears. If you set the IP address manually, it may conflict with your DNS or IP settings. Allow your Windwos computer or router to control the IP address and DNS server address for the VPN to reconnect normally.

1.6 Method 6: Check the Firewall (firewall)

Most firewalls (firewalls) allow VPN traffic without any errors or problems. However, if all the above solutions do not work, try disabling your firewall for a few seconds and then try the VPN application again to see if the error 800 still exists.

If the “Connection failed with error 800” error is still displayed on the screen, try activating the firewall again. The next step is to identify the VPN executables and allow them through the firewall. Then retry the VPN 800 connection to see if the error persists.
The article above has just taught you some ways to fix VPN 800 errors. Also, if you have any questions or questions to answer, readers can leave your comments in the comment section below. Below the article, you can read the article 10 common mistakes of VPNs and how to fix it here.


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