Cover.mp4

Once the boosted version is ready, Google Photos downloads the final high-quality version and typically deletes the massive raw MAIN.mp4 to save space.

"Cover.mp4" is a common placeholder or filename used by developers for a background video or a video used as a "hero" element on a website or splash screen. Cover.mp4

When you record a video with enabled on a compatible Google Pixel device, your phone doesn't just create one file. Instead, it creates a "dual-file" system to balance immediate usability with high-end processing: Once the boosted version is ready, Google Photos

Users often find these files when manually backing up their phones or using third-party file managers. If you see a COVER.mp4 file and notice it looks lower quality than expected, it simply means the "Boost" hasn't finished processing or syncing yet. Instead, it creates a "dual-file" system to balance

This is a 1080p, standard-quality video file. It is generated instantly so you can see what you captured, share it quickly, or check the framing without waiting for cloud processing.

It is a generic filename often used by artists or creators for a video cover of a song (e.g., "Misty Cover.mp4").

Did you want to know more about this feature, or were you looking for a script to implement a background video named "cover.mp4" on a website? One of my favourite music quotes! | Nick Higgs The Singer