Use VLC Media Player . It can play almost any MP4 regardless of how it was encoded.

Because this filename format is generated by automated systems, these files are often shared in public groups or forums.

The download likely didn't finish. Try re-downloading or check if the file size is 0 KB.

Since I don't have the file itself, I’ve put together a guide to help you identify, open, and manage this specific type of media safely. 1. Identifying the Source

If you don't want to install software, you can drag the file into a browser like Chrome or Edge .