2. Go to the @TgVPNbot menu: "Install VPN" -> "Android" -> "Manual Setup", then select one (or several) locations.
The bot will send you a configuration profile (.ovpn). Import it into the installed OpenVPN for Android application.
3. Accept the convert of the config file.
4. Enter the username and password that the bot sent you.
5. Click on a profile to connect to the VPN.