_vid-1615646442863blbon1mp4 -

If this file is in a cloud storage folder (like Google Drive or OneDrive), it likely represents a memory from 2021 that was backed up from a mobile device [2]. It is safe to move, rename, or delete, depending on whether you want to keep the media.

If your phone or computer does not recognize the file, you need to rename it to add the missing dot. Locate the file in your file manager. _VID-1615646442863blbon1mp4

This file name, , appears to be a automatically generated identifier for a video file, likely created by a messaging app (like WhatsApp or Signal), a screen recorder, or a cloud backup service. The structure suggests a timestamp ( 1615646442863 ) combined with a random string ( blbon1 ) and a modified file extension ( mp4 instead of .mp4 ). If this file is in a cloud storage

Rename the file from _VID-1615646442863blbon1mp4 to _VID-1615646442863blbon1.mp4 . Locate the file in your file manager

The .mp4 extension is missing the dot ( . ) before it. This can prevent it from opening automatically. 2. How to Open the File