Each video opens the same files side by side: in Windows File Explorer with the usual Windows app, and in S Files with its built-in viewer. The videos were recorded under the app's earlier name, Shrestha Files.
Windows File Explorer and Notepad vs Shrestha Files and Internal Text Viewer
Windows File Explorer and Photos vs Shrestha Files and Internal Photo Viewer
Windows File Explorer and Movies & TV vs Shrestha Files Pro and Internal Video Viewer
Windows File Explorer and VLC vs Shrestha Files and Internal Video Viewer
More videos on our YouTube channel. For a feature-by-feature look, see S Files Pro X vs Windows File Explorer.