The video editor opens when you scroll to a video clip in Gallery and select Options > Edit > Cut.
The video editor opens when you tap a video clip in Gallery and select Options > Edit > Cut.
To trim your video clips, mark the places where you want to cut the clip.
To insert a start mark, select where you want your video clip to start and Start mark. The part of the video clip before this mark is cut away.
To insert an end mark, select where you want your video clip to end and End mark. The part of the video clip after this mark is cut away.
Select Options and from the following:
The available options may vary.