: You can use a Video Metadata Viewer to see if there is hidden information about the source or recording device.
: Indicates the standard digital multimedia container format used for the file. Potential Subject Matter 5JW2O4oKkLM 4m22 A 7m22 mp4
: The timestamps might mark specific steps in a procedure, such as "Disassembly" at 4m22 and "Reassembly" at 7m22. How to Find the Exact Video : You can use a Video Metadata Viewer