This article explains:
At its core, "Code Postal Night Folder 490.rar" appears to be a compressed archive file, denoted by the ".rar" extension. The filename itself is a jumbled collection of words and numbers, which seems to defy straightforward interpretation. "Code Postal" is French for "Postal Code," while "Night Folder" could imply a collection of files or documents related to nighttime activities or perhaps a folder used under the cover of darkness. The number "490" might signify a specific postal code, a version number, or simply a random digit. Code Postal Night Folder 490.rar