Cgv.7z

7z a -t7z -mx=9 -m0=lzma2 -md=64m -ms=on output_filename.7z input_folder_or_file Use code with caution. Copied to clipboard -mx=9 : Sets the compression level to "Ultra." -md=64m : Sets a 64MB dictionary size.

You can use 7-Zip on any computer, including a computer in a commercial organization. You don't need to register or pay for 7-Zip. Creating Encrypted ZIP files with 7-Zip - DCU CGV.7z

: Set to Solid to compress all files as a single stream, which significantly improves the ratio for many similar small files. Command-Line for Power Users 7z a -t7z -mx=9 -m0=lzma2 -md=64m -ms=on output_filename

-ms=on : Enables solid archiving for better overall compression. You don't need to register or pay for 7-Zip

: Use LZMA2 , which is faster and more efficient for modern multi-core processors.

: Increase this (e.g., to 64MB or higher) if you have enough RAM. A larger dictionary allows the archiver to find more patterns in the data, leading to a "better" (smaller) piece of compressed data.