White.mp4 -

it into a website or app code (like React or HTML5) What settings are needed to remove black screen from video?

a specific version (length, resolution, or frame rate) Troubleshoot transparency or masking issues in your editor white.mp4

Since MP4 files don't natively support transparency well, creators use a white.mp4 file as an "alpha mask." The white areas tell the software where to show the video, and black areas tell it where to hide it. it into a website or app code (like