Brief instruction for OpenVPN on Ubuntu Desktop (with a graphical interface).

This steps can be similar on other modern Linux distributions.

OpenVPN is integrated and shipped with Linux desktop distros.

- Open: `Settings` panel > `Network`
- Click on `+` in `VPN` section
- Choose `Import from file`
- Select OpenVPN client `config file` (it should be generated and downloaded from the server)
- At expanded settings go to IPv4 and IPv6 and `disable` radio selector `Routes` > `Automatic`
- Click `Add` button and `enable` newly created VPN

This instruction is tailored to the current setup of a VPN server. 

Currently, it routes only VPN network traffic via VPN, other Internet traffic will work directly.