How to play mp4 videos in a lightbox using Video Popup plugin
This tutorial provides the steps to show a mp4 (self-hosted or coming from an external URL) in a lightbox in WordPress (running on Oxygen).
Install and activate Video Popup plugin.
Edit the Template/Page in Oxygen editor.
Select the link/button that should launch the video lightbox.
Set the URL to that of your desired mp4 file.
Add a class of