To open a file named SS-Nts-002_v.7z.001 , you need a file compression utility that supports . This specific file extension indicates it is the first part of a larger, multi-part 7-Zip archive. Essential Feature: Recombination & Extraction

: A versatile alternative that supports extracting split 7z archives.

The most critical "feature" for this file type is the ability to automatically detect and recombine multiple volumes. Most modern extraction tools handle this by looking for sequential files (like .002 , .003 , etc.) in the same folder. Recommended Tools

: Recommended mobile apps for joining and extracting these multi-part files. Important Requirement

: The native tool for this format. You can right-click the .001 file and select "Extract" to have it automatically pull data from all subsequent parts.