The file extension indicating it is an MPEG-4 Part 14 video container. This format is widely used because it provides high quality while keeping file sizes small through compression. Why This Format is Used Naming Files correctly with YYYYMMDD by Chris Menard
— The hour, minute, and second (10:57 AM and 14 seconds). VID 20210312 105714340 mp4
This prefix stands for "Video," distinguishing it from image files (which usually start with IMG or PXL ). The file extension indicating it is an MPEG-4
This is a high-precision timestamp of when the recording started. VID 20210312 105714340 mp4
The filename "" follows a common automated naming convention used by many Android smartphones and camera apps to organize media chronologically. Breakdown of the Filename