Welcome to our forum Jwolters , and thanks a lot for your post.
In this case you'll simply have to activate the "Unified Views" functionality beforehand:
Due to technical reasons, this function is required at the moment for our 3D View check.
We know that this can be a bit confusing, so we're also looking into ways to make this clearer beforehand in the future.
Nowadays Unified View should always be activated.
UV off is a legacy feature to keep allowing very old workflows,
and that regularly confuses (new) Users.