Help you of 7-Zip for your operating system.

Since most operating systems do not support .7z files natively (unlike .zip), you typically need a third-party tool:

Provide for listing or extracting contents. Explain how to create your own encrypted .7z archive.

: If you don't want to install software, sites like ezyZip allow you to extract archives directly in your browser. If you'd like, I can: