: All metadata and dependencies are kept together so the project runs smoothly on different systems.
: Uploading and downloading many small files is significantly slower than handling a single compressed archive. Troubleshooting Downloading a RAR file into Unity - Questions & Answers Download Unity rar
: Individual assets (like models or scripts) can be dragged directly into your project's Assets folder in the OS file explorer; Unity will automatically reimport them. Why Projects are Compressed : All metadata and dependencies are kept together
: Use 7-Zip or WinRAR to extract the .rar file. This usually reveals a .unitypackage file or a complete project folder containing an Assets directory. Importing Assets : Download Unity rar