B_045.mp4 -

Run the file through VirusTotal before opening to ensure it isn't carrying malware.

It assigns a generic letter and number (e.g., b for "block" or "batch") to the recovered video. b_045.mp4

In a technical sense, a file named b_045.mp4 is frequently the result of or recovery tools (like PhotoRec). Run the file through VirusTotal before opening to