Pp99vids.7z -

The .7z extension indicates a file created with 7-Zip , a popular open-source utility.

It uses the LZMA algorithm to shrink large folders into much smaller files. PP99VIDS.7z

While the 7z format itself is safe, malicious files can be hidden inside it. Security Warning meaning they can be password-protected.

There are current reports of masquerading as 7-Zip downloads. Does 7z compress better than zip? - Microsoft Community Hub PP99VIDS.7z

A file named PP99VIDS.7z is a compressed archive typically used to store multiple video files in a single, high-compression package. What is a .7z File?

These archives often support AES-256 encryption , meaning they can be password-protected.