P.S.: What I forgot to mention:
I have tried both random outgoing ports and a port range from 59000 to 60000, both settings didn't resolve the issue.

Hi, I've stumbled upon a weird issue: When seeding torrents, I regularly see other clients, mainly qBittorrent or Transmission trying to connect to my computer, but they cannot, even as I don't have any limits on upload slots or connected clients. They simply disappear from my peers tab after a few ...