You can choose to crop, split, or add filters or transitions to it.
You can place the rest video on the other video track in order, which will be a smaller one on the first video.
Step 2. Drag the main video to the first video track. Step 1. Launch EaseUS Video Editor, click on the 'import' option to select at least two video files to Media Library. To make a picture in picture YouTube video, you should download EaseUS Video Editor.