Learn how to convert VLC videos to MP4 with the right settings that will give the best video quality after conversion. Watch and subscribe to the channel : ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-CbgwbTMebh4.html
To convert MKV to MP4 formats, you can get the help of Kernel Video Converter software.: www.nucleustechnologies.com/blog/how-to-convert-an-mkv-file-to-mp4/
I DID EXACTLY what you suggest My audio doesn't work on the converted MP4 file. I have the audio boxes checked, I did everything step by step. darn!!! i really need to convert everything