What is ‘VPN error 720 a connection to the remote computer cannot be established’ error?
In this article, we are going to discuss on How to fix VPN error 720 a connection to the remote computer cannot be established error. You are provided with easy steps/methods to resolve the issue. Let’s starts the discussion.
‘VPN error 720 a connection to the remote computer cannot be established’ error:
It is common Windows Problem considered as VPN Connection error. This error is usually appeared when using VPN Client software in Windows 10/8/7 or Windows 11 computer. The error is appeared with message saying ‘Error 720, Error connecting to a VPN Connection, A connection to the remote computer could not be established. You might need to change the network settings for this connection’.
There could be several reasons behind the issue including corrupted WAN miniports, issue with VPN server IP address which is not working properly, issue with hardware or hardware changes, issue with VPN Client, corruption in Windows computer, and other issues. It is possible to fix the issue with our instructions. Let’s go for the solution.
How to fix VPN error 720 a connection to the remote computer cannot be established error?
Method 1: Fix ‘VPN error 720 a connection to the remote computer cannot be established’ error with ‘PC Repair Tool’
‘PC Repair Tool’ is easy & quick way to find and fix BSOD errors, DLL errors, EXE errors, problems with programs/applications, malware or viruses infections in computer, system files or registry issues, and other system issues with just few clicks.
Method 2: Assign valid VPN server IP address
Step 1: Open ‘Network and Sharing Center’ via Windows Search Box and go to ‘Change Adapter Settings’
Step 2: Find ‘Incoming Connection’, right-click it and select ‘Properties’
Step 3: Click ‘Networking’ tab, find and double-click ‘Internet Protocol Version 4 (TCP/IPv4)’ to open its ‘Properties’.
Step 4: Select ‘Use the following IP address’, enter your router IP address and then hit ‘Apply > Ok’ to save the changes and then check if it works for you toward resolving the issue.
Method 3: Allow WAN Miniport adapters to re-create themselves
Step 1: Open ‘Device Manager’ in Windows PC via Windows Search Box and expand ‘Network Adapters’ category
Step 2: Uninstall all WAN Miniport (XXXX) devices or at least ones linked to your VPN connection.
Step 3: Right-click on any item and select ‘Scan for hardware changes’ and it will provide with new WAN Miniport adapters. Once done, try reconnecting to your VPN again and check if the issue is resolved.
Method 4: Reset TCP/IP protocol
Step 1: Type ‘cmd’ in Windows Search Box and press ‘CTRL + SHIFT + ENTER’ keys on keyboard to open ‘Command Prompt as Administrator’
Step 2: Type the following command and hit ‘Enter’ key to execute.
netsh int ip reset resetlog.txt
Step 3: Once executed, restart your computer and check if the issue is resolved.
Method 5: Check if your username and password are correct
Step 1: Right-click ‘Start’ button and go to ‘Network Connections’
Step 2: Select VPN and select your VPN connection, and click ‘Advanced Options’
Step 3: Click ‘Edit’ and check ‘Server address’, and click ‘Save’ when you are done.
Method 6: Check Windows 10 firewall for opened ports
Step 1: Open ‘Windows Defender Firewall’ via Windows Search Box and go to ‘Firewall & Network Protection > Advanced Settings’
Step 2: Go to ‘Outbound Rules’, and check ‘Remote Port’ status depending on your preferred VPN protocol. The default rules are called ‘Routing and Remote Access (PPTP-Out)’ and ‘Routing and Remote Access (GRE-Out)’ respectively
Step 3: The default rule is called ‘Routing and Remote Access (L2TP-Out)’. If the ports associated with your preferred VPN protocol is closed, you need to open the firewall ports associated with VPN protocol to fix.
Method 7: Reset Winsock and flush DNS
Step 1: Using ‘Method 4’, open ‘Command Prompt as Administrator’
Step 2: Type the following commands and hit ‘Enter’ key after each to execute.
ipconfig /flushdns
ipconfig /registerdns
ipconfig /release
ipconfig /renew
NETSH winsock reset catalog
NETSH int ipv4 reset reset.log
NETSH int ipv6 reset reset.log
Exit
Step 3: Once executed, restart your computer and check if the issue is resolved.
Method 8: Use a premium VPN Client
You can also try to fix the issue by using a premium VPN Client in your computer, and then check if it works for you. You should your VPN Client official guidelines to get the premium subscription plan, and then check if the issue is resolved.
Conclusion
I hope this post helped you on How to fix VPN error 720 a connection to the remote computer cannot be established error with easy ways. You can read & follow our instructions to do so. That’s all. For any suggestions or queries, please write on comment box below.
