This indicates the file is compressed using the 7-Zip archiving tool. To find out what is in this file:
If you can tell me or what type of project it relates to, I may be able to provide more context. SS-JulSS-010_s.7z
Likely indicates the project or topic (e.g., Screenshot, Sample, Subject, Secret). Jul: Indicates the month of July. This indicates the file is compressed using the
Once extracted, you will be able to see the files and documents inside. or day (e.g.
Likely an index number, item number, or day (e.g., the 10th item or July 10th).