Because .7z is not always natively supported by every operating system, you may need a third-party tool to open it:
A .7z file is an archive format known for its high compression ratio and open architecture. kellyklose OG.7z
The format can handle massive file sizes, theoretically up to 16 billion GB . Because
It typically compresses data 30–70% better than the standard ZIP format. kellyklose OG.7z