Lv_0_20230307003157.mp4 -

The "lv_" prefix often indicates a video saved, recorded, or created using the TikTok app (local video).

If you can, try to see its contents. Alternatively, if you have a screenshot of the video, you can upload it here for me to describe. lv_0_20230307003157.mp4

It could be a file from a screen recorder, surveillance camera, or video editing app that uses a [prefix]_[version]_[timestamp].mp4 naming convention. The "lv_" prefix often indicates a video saved,

Without being able to view the file content directly, I cannot tell you what is inside it. It could be a file from a screen

The timestamp suggests the video was created on March 7, 2023, at 00:31:57 (likely UTC or the device's local time zone).

Based on the filename "," this appears to be a video file generated by a specific application, often associated with: