Devs have mentioned in the matrix chat that DLNA in jellyfin, or in general, does not work well and suggests turning if off if you are not using it. Since you are using the Android TV app you don't need DLNA.
Jellyfin 10.10.3 (Docker)
Ubuntu 24.04 LTS
Intel i3 12100
Intel Arc A380
OS drive - SK Hynix P41 1TB
Storage
3x WD Red Pro 6TB CMR in RAIDZ1 (JF Library)