Xpx64.7z

: Slimmed-down or "portable" versions of the OS intended for virtual machines or legacy hardware. How to Open It

: Because Windows XP x64 is no longer supported by Microsoft, these files are usually created by third parties. It is recommended to scan the file for malware using a tool like Trend Micro before extracting. XPx64.7z

While the specific contents depend on where you downloaded it, files with this naming convention often contain: : Slimmed-down or "portable" versions of the OS

: This is the file extension for the 7z format , a high-efficiency compressed archive created by the 7-Zip software. Common Contents XPx64.7z