The free trial is downloaded and installed as Lightroom CC
When you buy, it will be licensed as version 6 and the Cloud only features such as Dehaze and Boundary Warp will be removed.
This is not the correct answer, I cannot download the trial
You're replying to a 12 month old discussion. The answer as given at the time was correct.
Since then, Adobe has changed its website and Lightroom has now become two independent products.
So, back to your question: what problem are you having exactly?