To see what is inside without fully extracting everything, you can use these methods:
Use the command 7z l beach22.7z (the letter "l" stands for list). This will print a list of all files, their original sizes, and their compressed sizes. beach22.7z
Occasionally, automated backup systems name archives by category and year (e.g., "Beach" photos from 2022). To see what is inside without fully extracting