If the FFmpeg remux fails because of codec incompatibility (e.g., your TV plays audio but shows a black screen), you need a full re-encode. This changes the actual video stream, reducing quality slightly but ensuring 100% compatibility.
Here is that article:
The file size is smaller than expected, leading to a "premature end of file" error. fsdss206mp4 fixed
: A re-upload of a file that previously had a corrupted .mp4 header. If the FFmpeg remux fails because of codec
Which part of the "text" did you need most—the or help with subtitles ? took a sip of cold coffee
He leaned back, took a sip of cold coffee, and double-clicked the file.