After 3 days and about 20 cups of coffee trying to work how to reverse proxy this container I finally got it sorted.   Using linuxserver.io's letsencrypt docker. I made my own proxy.conf file here:   # qBittorrent devs on Github indicated the Origin and Referer headers needed to be surpressed, # and that the X-Forwarded-Host needed to match what was seen in the browser, # as of version 4.0.3 these are the working settings. # Note: For some users, several windows in the Web UI