Lets.sing.2019-darksiders.part1.rar -

This makes it easier to upload/download over unstable connections and bypass file size limits on hosting sites.

Indicates this is the first segment of a larger, split archive. The file extension indicating it is a compressed archive. Safety and Ethical Considerations Lets.Sing.2019-DARKSiDERS.part1.rar

Players sing along to popular songs using microphones or smartphones to earn points based on pitch and timing. This makes it easier to upload/download over unstable

The file name tells us several things about how the data is packaged: Lets.Sing.2019-DARKSiDERS.part1.rar

This is a proprietary archive format (like ZIP) used to compress large files into a smaller size for easier sharing.