: The file extension indicating the video is in the MPEG-4 format, which is fully supported for sharing on WhatsApp . Key Characteristics
: While file names can be manually changed, these standard names are often used in digital forensics to suggest a video was shared via the app. WhatsApp media file naming convention - Forensic Focus VID-20211113-WA0077mp4
: Starting with the date (YYYYMMDD) ensures that files are automatically organized in chronological order when sorted alphabetically by name. : The file extension indicating the video is