Ss-julss-013_s.7z.002 -

If extraction fails, one of the volumes might be corrupted. Many uploaders provide a .sfv or .md5 file to verify that every part is intact.

You cannot "open" this file by itself. To access the contents, you need the complete set: SS-JulSS-013_s.7z.002

You must have SS-JulSS-013_s.7z.001 in the same folder. If there are more parts (.003, .004), you need those too. The Software: Use 7-Zip (Windows) or Keka (Mac). If extraction fails, one of the volumes might be corrupted