The panel does not accept folder uploads directly.
- Compress: Zip your world folder on your PC.
- Upload: Drag the .zip to the Files tab.
- Extract: Right-click the .zip in the panel and select Unarchive.
- Configure: Rename the folder to `world` or update the `Level Name` in the Startup tab to match your folder name.
If the issue persists, please submit a ticket or email us at hello@gameteam.io.