Render To Texture

Hello ,
I need confige Render To texture in OFusion,

I Create a Plane and Box in the scene , How Can I see Reflect of Box in Plane?
Render To Texture Option is Disable.
How Can I do this ?
Please Help me.
Best Regards.

The Render to Texture material and its support is enabled in the Pro version only

ok , thanks a lot Lioric.
how can i get ofusion pro version ?
how much is it ?!