Did you download the game as a or a ZIP file with extra folders ?
While downloading and installing Super Mario Maker World Engine 400, users may encounter some common issues. Here are some fixes for these issues:
For those interested in the technical side, some community members maintain SMMWE source code archives which may include links to stable builds. Important Considerations
: Users often seek "repacks" or "fixes" due to errors in level loading, server connection issues, or control glitches on Android. Latest Stable Builds