You must use 7-Zip or WinRAR to open the first file (.001) and extract the entire content.
7zip file with numbers on it like 001 means that you only have a part file of the whole compressed file. Microsoft Learn How to Open and Extract .001 Files - Microsoft Q&A SS-Nin-030_s.7z.001
The file indicates that a larger dataset, software, or collection of files (possibly named "SS-Nin-030_s") was broken into smaller, numbered parts (e.g., .001, .002, etc.) to make downloading or transferring easier. You must use 7-Zip or WinRAR to open the first file (
Do not attempt to open only the first part, as it will likely appear empty or corrupted. Do not attempt to open only the first
The exact contents are unknown without extracting the file. It could contain anything, such as a dataset, game files, documents, or media.
Based on the file naming convention, is the first part of a split 7-Zip compressed archive .