How do you trim a video and save it?
To trim videos, open a video and click the pencil-shaped Edit button at the bottom of the video player. Drag the Start and End point sliders and then click the "Save a copy" button to keep your changes.
Is there a way to crop videos on iPhone?
The simplest way to crop a video on an iPhone is to do it within the Photos app. ... Open the Photos app and navigate to the iPhone video you want to crop. Tap Edit in the upper-right corner of the screen. From the bottom menu, tap the crop icon.