Last updated on December 11th, 2021

How to Solve VPN ERROR 20199

Virtual Private Networks (VPNs) are much of the time utilized by individuals and business organizations for different purposes like secure correspondence, getting to control geo restricted content and so on. Despite the fact that the greater part of the VPN servers offer powerful and secure administrations, there are times when the clients need to confront minor bugs and mistakes while getting to VPN organizations. This article covers one such error known as VPN ERROR 20199.

Th Error Message is as follows:  “Unable to establish the VPN connection. The VPN server may be unreachable (Code – 20199).”

Clarification: This error is typically identified with the Fortinet customer here. For reasons unknown, outsider programming can impede Fortinet from working appropriately, which implies that specific settings should be changed.

Method 1:

All the more absolutely, your need to refresh your WAN Miniport driver and settings. In this way, it is suggested to utilize any convenient WAN Miniport Repair Tool.

Method 2:

Step 1- Log into the Fortinet FortiGate administrative interface.

Step 2 – Go to the leftcnavigation planel and click Policy & Objects.

Step 3 – Then click IPv4 Policy.

Step 4 – Add the Duo user group in the Source field and you will be good to go.

We hope you find a feasible solution through one of these steps and are able to resolve your issue quickly

It is hoped that the above methods might have solved your problems, if not there’s no need for you and us to be sorry, because you know what we won’t cry, instead we’ll try the next method and eventually get our work done😎.

Method 3

Come on, hop on to this URL: –

Or this for Version 2,

You will have downloaded the wan Miniport repair tool when you’d head to one of these links.

Simply, run the tool which you have downloaded. Restart your PC, boom… You’re good to go, grab your internet surfing board and start playing with those waves (radio ones😁). 

Method 4

What you can do next is try to add the IP address of your VPN to the trusted sites. 

Go to the Windows search box and search for “Internet Options”, open it. 

Navigate to the security tab and then select the “tick icon, Trusted sites, and there you’d see a “Sites” button, click on that, and then add the IP address of your VPN to this list and then close the dialog box, apply the settings, click on OK, Restart your PC, and surf!

These all the best methods to fix the VPN error 20199.

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