Question: where do nvme ssds go?
Answer: Step 1: Remove the mounting screw located across from the M. 2 slot.
Step 2: Carefully insert the M.2 SSD. Gently push the M. 2 SSD into its slot, paying attention to the notch. ... 
Step 3: Secure the M.2 SSD using the mounting screw. Press down and hold the M.