The file is the seventh part of a split compressed archive. To access its contents, you must have all parts of the archive (e.g., .001 through .007 or higher) in the same folder. How to Extract the Archive
: Download and install 7-Zip if you haven't already. 54T064EU4I.7z.007
: Right-click the first file in the set (the one ending in .7z.001 ). The file is the seventh part of a split compressed archive