The file is the 12th segment of a larger, split-archive download—likely a high-definition movie or software package released by the group R-MG .
Because this is a multi-part RAR archive, you cannot extract this specific file on its own. You must have (e.g., part1 through part12 or more) to successfully access the content. Guide to Extracting Multi-Part RAR Files 0ll2022 MULTi.1080p.R-MG.part12.rar