This is the "brain" of the operation. You must move the .obb file to Android/obb/com.eltechs.ed/ . Without this, the app will simply show a black screen.
It is a "mature" project. The bugs are well-documented, and the fixes are integrated into the repack. exagear multi wine 5in1 fixed repack
Open the app and create a "Container." Here, you can select your resolution (16-bit or 32-bit color) and choose which Wine version you want to boot. This is the "brain" of the operation