Btb.7z -

LZMA2 (optimal for multi-core processors) or LZMA.

If you need to compress massive files or want the smallest possible size, use these settings in the dialog: Archive Format: 7z. Compression Level: Ultra (highest possible compression).

: Use fully qualified file paths (useful for maintaining full structure). -x : Exclude specific files or folders (e.g., -x!*.log ).

To customize this "deep" post for your exact needs, tell me:

To make the archive secure, you must use . Password: Use a strong, complex passphrase.

Extracting compressed .zip or .7z archives with 7-Zip

-v1g : Splits the output into 1GB chunks ( BTB.7z.001 , BTB.7z.002 , etc.). Summary of Advanced Switches : Recursively include subfolders.