: Correctly handles non-English characters in names and addresses.

To interact with these files, you can use the free, open-source 7-Zip utility or other compatible software. Creating an Archive Select the phonebook files or folders you wish to compress.

: Utilizes the LZMA and LZMA2 algorithms to significantly reduce file size, which is critical for text-heavy data like phonebooks.

: Can manage massive archives up to 16 billion gigabytes. How to Manage Phonebook.7z Files