: Right-click the first file ( .7z.001 ) and select "Extract Files." The software will automatically pull data from part .014 to reconstruct the original EPUB.
: Ensure you have every numbered part of the sequence in one directory. Epub 7z 014
: If part .014 is present but .005 is missing, the extraction will fail with a "Payload Error" or "Unexpected end of data." : Right-click the first file (