Then you need to find a professional mp4 repair tool. I used one before, which is TunesKit Video Repair. It has an intuitive interface and you can repair mp4 video files without hassle.
mp4 files
There is no abbreviation for MP4 as this is an abbreviated, slang term for MPEG Level 4. An MP4 file is a music or video file.
Use Free HD Video Converter Factory Add your M4V file into the converter. Select MP4 as output format. Convert M4V to MP4. Now you have the converted .mp4 file.
You can convert the video by simply downloading real player audio and following the step by step instructions to allow you to convert the video into a mp4 file.
YouTube videos are usually .mp4 format.ACTUALLY THEY ARE .FLV FILES NOT .MP4
mp4 or PSP Video format
I used TunesKit Video Repair to fix corrupt mp4 files. It is the easiest video repair tool I used. And it is compatible with 25+ media formats, which can meet my needs.
mp4
You can refer to this tutorial, it's about how to convert video including MP4 to WMV, it works pretty well for me.
In fact, you need change wmv video file to mp4. MP4 video file is more friendly to itouch. One way is to use a video converter.
YouTube videos are usually .mp4 format.ACTUALLY THEY ARE .FLV FILES NOT .MP4
Basically, MP3 is an audio file format, MP4 is a video file format. You can download movies onto a MP4 player and watch them back.