If you only install the APK and ignore the OBB, the app will likely crash upon opening or fail to initialize the Windows environment. You cannot use the software without both components correctly placed in your file system.
Later versions (5.x, 6.x) introduced DRM, forced online checks, and removed some GPU optimizations. Version 4.7 is the — and the community has since created patches to extend its life: Exagear Pro 4.7 Apk - Obb
Modified versions often come bundled with DirectX patches (like DirectX 9.0c) to help run older 3D games like Diablo II or Halo . If you only install the APK and ignore
Tap “Create Container” → choose “Wine 4.0 (default)” → assign 1024–2048 MB RAM (depending on your device). Version 4
The "Opaque Binary Blob" contains the heavy data required for the emulator to function, including the Wine infrastructure and system libraries.