Loonly_po-008.7z -

Be careful. These are executable files. Do not run them unless you absolutely trust the source. 4. Scan for Safety

Because .7z files can contain executable scripts or malware, use a "sandboxed" approach: Use 7-Zip or WinRAR. LoOnly_Po-008.7z

Could "Po" stand for "Purchase Order," "Power," or "Project Object"? Be careful

It’s a mod or configuration data for a specific engine. .csv , .sql , .xlsx : It’s a data export or database dump. It’s a mod or configuration data for a specific engine

Knowing the source website or the software it's intended for would help me give you a much more specific guide.

If you aren't 100% sure about the source, upload the file to VirusTotal . It will scan the archive against 70+ antivirus engines to ensure it's not a "Trojan" disguised as a project file.

Is it a "Layout Only" or "LOD Only" mod for a game like Skyrim , Assetto Corsa , or SimCity ?