How to trim a video

Hi,







how to trim a video? VLC is my default program for playing mp4 files. when i open windows move video maker and "import" my video if it has a little warning triangle on it, i can read it.



makes no difference if windows media player is the default



I thought mp4 was mp4.



to help, the file came from a sw cctv and was converted to mp4



can you help please?







Please help.



Thanks!





I did not find the right solution from the internet.





References: www.windowsmoviemakers.net/Forums/ShowPost.aspx?PostID=268060



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