Easy Windows Editing in Windows 10

1. Right click on the video and choose open with Photos. 
2. Once Photos is open, click on the upper right "edit and create." 
3. Choose "trim." 
4. Drag the left handle to the starting place. (Leave the pin alone)
5. Drag the right handle to the ending place. 
6. What's in between will be your movie.
7. Click "save a copy."