Did you create a pawn and make it possess player 0 like I previously suggested? It may help with your new problem, too. “Use Lod Transitions” helps because it turns off view-frustum culling, but the terrain outside the (seemingly incorrect) camera view will still be low res, so it’s not a full solution.
If creating a possessed pawn doesn’t help, you may need to use the camera manager API to tell Cesium about the camera parameters, as described in this thread: