The file appears to be a specific Minecraft world or data conversion package, likely used to bridge progress between game versions 1.9 and 1.14.
: Right-click the .zip file and select Extract All or use a tool like 7-Zip. Locate Your Game Saves : 1-9_to_1-14.zip
: Press Win + R , type %appdata% , navigate to .minecraft , and then open the saves folder. The file appears to be a specific Minecraft