In most contexts, "edit.rar" is likely one of the following:
Can I convert RAR files? WinZip lets you convert RAR files into other archive file formats such as ZIP and Zipx files. Guide :: How To Create & Import Custom Portraits [Legacy] edit.rar
RAR is a proprietary archive format. To "edit" or open these files, you typically need specific software: Need to open, create, or convert a RAR file? - WinZip In most contexts, "edit