If you are searching for this specific string, it is likely due to one of the following:
using a standard media player (like VLC or Windows Media Player). VID-20201219-WA0370mp4
: A sequential serial number assigned by the app to distinguish it from other videos saved on that same day. .mp4 : The digital container format used for the video. Why you might be seeing this If you are searching for this specific string,
: The filename appeared in a system error log or a transfer history. How to identify the content VID-20201219-WA0370mp4
: The date the video was saved to the device (December 19, 2020). WA : Indicates the source is WhatsApp .
Do you have more context on where you found this filename, or