Why do I receive a 800 error when connecting to a VPN in win7? What should I do? When connecting to a VPN, the error 800 is displayed. Solution:

Error 800 prompt when connecting to VPN via win7 solution

1. Restart the computer and disable the network connection. Then, disable the firewall of the software and hardware, and firewall of devices such as firewalls and routers that come with anti-virus software on the computer.

2. Change the window size in TCP protocol on port 1723 of the VPN device to 0.

3. Reconfigure the network settings of the VPN host.

4. If the problem persists, contact the device manufacturer.

The above is an introduction to the vpn virtual connection tutorial for Windows 7. After sharing the above information, users who encounter the same problem should follow the above steps to set it.