The engine uses a legacy input wrapper. Do this:

For fans without a Nintendo Switch or Wii U, SMMWE is considered one of the most ambitious fan games available. It is and offers a robust level editor that rivals the official versions in depth and creativity.

If you have an older version (e.g., 3.5.2) installed, uninstall it first . Version 4.0.0 uses a different signature and data structure. Attempting an overlay install will trigger a "conflicting package" error. Back up your custom levels manually before uninstalling.

Before diving into fixes, it is crucial to understand what this application is—and isn't. The Super Mario Maker World Engine (SMMWE) is an designed to replicate and expand upon the core mechanics of Nintendo’s Super Mario Maker . It is not available on the Google Play Store and is developed independently by passionate fans.