I dont know why, but since some weeks i have huge problems with video playback. I set the TV to factory reset and installed kodi again without any video playback settings. Only passthrough is activated.
Here is a debug log: link
And a video of the stuttering: link
Kodi for PC IOS Football Addons IPTV M3u Sports
Kodi for PC IOS Football Addons IPTV M3u Sports
