: The .MP4 format is a digital multimedia container most commonly used to store video and audio. It is highly compressed, making it the standard for web streaming and mobile devices.
: This alphanumeric string is a unique identifier (hash) assigned by Google’s servers. It ensures that every file remains distinct within their massive database, even if multiple users upload a file named "video.mp4." B63kXx7MNixC1CPxJ4SeIsvkruFHZrRU.MP4
: You downloaded the video directly from the Google Photos web interface. How to identify the content B63kXx7MNixC1CPxJ4SeIsvkruFHZrRU.MP4
: You saved a video from a shared link or album where the original filename wasn't preserved. B63kXx7MNixC1CPxJ4SeIsvkruFHZrRU.MP4