If you found this file in a system folder or received it unexpectedly:
A 720p video should typically be several megabytes. If the file is extremely small (e.g., 1KB), it may be a shortcut or a malicious script masquerading as a video. 0h6bc3fsmj5qtd98mg4no_720p.mp4
You can often drag the file into a Chrome or Safari window to view it without installing new software. 3. Safety and Security If you found this file in a system
If a file is cached or "previewed" in a browser, the temporary file often takes on a hashed name. 0h6bc3fsmj5qtd98mg4no_720p.mp4