I added the theme Guardian, and any other never render.
It’s rendered only sources, like screen or webcam.
I tried use PC noob,
change graphic card running XSplit
and nothing changes.
My pc has 8GB RAM
I7 4ª (2 core, 4threads, 2.00-3.10GHz)
Win10 last updates
AMD Radeon Graphic (R7 M265)