How to Trim Video Files?
For users who just need a certain part of the video, Video Convert Factory Free should be their first choice. It is capable of trimming the video to keep any wanted part within a few clicks of button.
To trim video, find "Settings" at the right top of the window and in the activated window choose "Encoding" tab, untick the option "Do not use trimming".
After that, select the video you want to trim from the list and click "Tools - Trim".
In the activated "Trim" window, click the play button to play the video. Click "Set this position as start" once the scene used for starting scene shows. Similarly, when the scene used for ending scene shows, click "Set this position as end". For quick operation, you are allowed to drag the slider in the bar of Player/Start/End directly. After the trimming part is settled, click "Save changes" and click "Encode" to start video trimming. To find the trimmed video part, click "Open".