_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 ).

The .mp4 extension is missing the dot ( . ) before it. This can prevent it from opening automatically. 2. How to Open the File _VID-1615646442863blbon1mp4

Rename the file from _VID-1615646442863blbon1mp4 to _VID-1615646442863blbon1.mp4 . This file name, , appears to be a