Doc2.7z -

: Set it to Solid or choose a large block size (e.g., 2 GB , 4 GB , or Non-solid to turn it off).

When you create an archive using the 7-Zip desktop application, you will see a setting labeled : doc2.7z

: You cannot easily add, delete, or update files inside a solid archive without repacking the entire block. ⚙️ How to Control This in 7-Zip : Set it to Solid or choose a large block size (e

: It significantly improves the compression size, especially when the archive contains many small, similar files (like text documents, code, or logs). similar files (like text documents