It can handle archives up to 16,000,000,000 GB.
It supports AES-256 encryption , allowing you to protect the names of files within the archive as well as their content.
To create a fast archive using the "x1" level, the command would look like: 7z a archive.7z -mx1 source_folder .
If you have a file named X1.7z or need to create one, you can interact with it using these methods: