: The first slice of a large file that was split for easier transfer or storage.
:Use the cat command to join the parts and pipe them directly into the extraction tool: cat mod.tar.xz.part* | tar -xJf - Windows : mod.tar.xz.partaa
: Ensure all parts are in the same folder. Right-click only the first part ( .partaa ) and select Extract Here . 7-Zip typically recognizes the split sequence automatically. : The first slice of a large file