MP4] Video Recovery Tool – Fix Corrupted MP4 Files
Upload an MP4 video into YouTube (May not Work on Mac-See description) - YouTube
How to Convert and Upload MP4 to YouTube without Compression
Need Help: Unable to upload MP4 videos on web or app, got error message: “Your video file is not compatible. Please see tips for uploading videos.” - Media APIs - Twitter Developers
uploads - HTTP Error when uploading mp4 video file - WordPress Development Stack Exchange