I edited my last post in the time you wrote your answer. Please remove the "/home/slobodan" folder from the shared folders and for the testing disable the "Scan shared folders on startup". It makes the log full of not usefull information. And try to play the video with subtitles ...
The log is almost useless. It is not made in the TRACE mode. Please read the Forum rules written in red above and follow the instructions. What was usefull from your log is that you do not set the shared folders. The UMS is scanning all your "/home/slobodan" folder and its subfolders not o...
Because you do not send the log I only guess that your renderer does not support embedded subtitles and the video is transcoded and font size, color etc. is working. If external subs are not supported by renderer than the video is transcoded too and the font size is working. Seems like your renderer...
Try to add "truehd" to audio codecs to the line Supported = f:mkv v:h265|mjpeg a:ac3|lpcm|adpcm|aac-lc|he-aac|wma|eac3|mp3|dts m:video/x-matroska w:4096 h:2160 b:640000000 like Supported = f:mkv v:h265|mjpeg a:ac3|lpcm|adpcm|aac-lc|he-aac|wma|eac3|mp3|dts|truehd m:video/x-matroska w:4096 h...
The UMS have choosen wrong network interface Using address /169.254.112.133 found on network interface: name:eth8 (VMware Virtual Ethernet Adapter for VMnet1) but it should use the wlan0, display name: Wireless AC600 Dual Band High-Gain USB Adapter available addresses for wlan0 is: [/192.168.1.11] b...