qBittorrent can be configured to automatically utilize the VPN forward port when used with Gluetun.
:::danger GLUETUN PORT FORWARDING REQUIRED
qBittorrent will fail to start if Gluetun is not configured for use with port forwarding enabled.
:::
To enable automatic port forwarding check the box `Gluetun Port Forwarding` in the qBittorrent App Configuration section.
You are required to provide the qBittorrent WebUI username and password. Because of this requirement you _CANNOT_ enable this feature until you have completed the installation of qBittorrent and configured the WebUI username and password in the qBittorrent settings first.