A file is a compressed archive format. Because Windows does not natively support opening these files, you will need a third-party utility to extract the videos inside. Recommended Tools to Open .RAR Files

Install a tool like the 7-Zip Official Site or WinRAR .

Highly recommended as a free, lightweight alternative that can extract almost any archive format.

Select (to put the videos in the current folder) or "Extract to videos caseros/" (to create a dedicated folder for them).