Godot 3.0 3Din2D template example, exported to android not show viewport.

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:bust_in_silhouette: Asked By emo

Target device:
Android Version 5.1.1
OpenGL ES 3.0 V 100.0 AU , GPU RENDERER Adreno
Exported to android in debug mode with defaults options.
The apk installs ok. Opens ok, but the viewport that have to show the 3D view ,display nothing.
Is this device hardware/software unsupported?
What are the minimum hardware requirements?