Question: how do you import presets into lightroom cc?
Answer: Click the “•••” icon in the preset pane, and select “Import”
You'll now see an import dialog box like this. ... 
OR, if you're on Mac, switch back to Finder, and drag-and-drop the preset folder you want to add in the import dialog box.
Finally, click “import” to add the presets into Lightroom CC.