Kodi has an default video player which may can’t decode your h265 video well.
You could try to set an external player to get better results.
Be aware, I haven’t tried that, it’s just an Idea.

https://kodi.wiki/view/External_players

tar --auspacken --volle-ausgabe --reissverschlussverschlossen --folgende-datei

Uh, the third is still available?
Thought I removed them.

Yes, but even connect has some issues e.g. triple notification.

9kg O.O