7ZをZIPに変換
7ZアーカイブをZIPに変換すれば、7-Zipが入っていない相手にも問題なく渡せます。
変換元
To
7Z
The 7-Zip archive format, known for strong compression that often beats ZIP. Best opened with 7-Zip or a compatible app.
ZIP
The universal archive format. Bundles files and folders into one compressed file that opens on any system without extra software.