If it's a game mod, look for an .exe file inside the new folder.
: "FLC" might be a shorthand for a "Full Level" or "Full Content" story mod package. How to open and use "FLC.7z" FLC.7z
If it's an FL Studio project, open the extracted files (likely .flp or similar) within FL Studio . If it's a game mod, look for an
: This is a compressed archive similar to a .zip file but with a higher compression ratio, meaning it takes up less space. If it's a game mod