Vid-20230108-wa0101.mp4 File

: WhatsApp compresses video files significantly to save data, which can reduce the resolution compared to the original recording.

: This prefix simply identifies the file type as a video . If it were an image, the prefix would be IMG . VID-20230108-WA0101.mp4

: This is a sequential counter . If you receive or save multiple videos on the same day, WhatsApp numbers them starting from 0000 . This particular video was the 102nd video file handled by the app on that specific date. Why This Format Matters : WhatsApp compresses video files significantly to save