Because you are downloading these tools as APK files outside the Play Store, you must allow your browser to install unknown applications. Open your Android . Go to Apps > Special App Access > Install Unknown Apps .
How to Use the Unity Plugin for JoiPlay for Free: A Complete Guide unity plugin for joiplay free
Note: “Unity plugin for JoiPlay” usually refers to community efforts to make Unity games playable within the JoiPlay environment. There is no official, full-featured Unity runtime plugin for JoiPlay comparable to the native RPG Maker or Ren'Py support; the approaches below describe current practical pathways and trade-offs. Because you are downloading these tools as APK
JoiPlay has a modular, plugin-based design. This means you only install the parts you need for the games you play. The main plugin for RPG Maker games (the "RPG Maker Plugin") has been updated to include compatibility for an increasing number of Unity titles. How to Use the Unity Plugin for JoiPlay