Video_2018-02-15_03-57-45.rar -

Automated backups of surveillance footage often group clips into solid RAR files to save disk space.

The term in this context usually refers to a technical attribute of the RAR archive itself: 1. Solid Archive Definition video_2018-02-15_03-57-45.rar

This significantly improves the compression ratio, especially if you have multiple similar video clips (like security footage from the same angle). Automated backups of surveillance footage often group clips

To see what is inside, you will need an extraction tool that supports the RAR format: video_2018-02-15_03-57-45.rar