Disassembly and upgrade SSD HDD on LENOVO LEGION Y530 m.2, replace, repair, guide, DIY - YouTube
How to upgrade the SSD in your Lenovo Legion Y7000 | Windows Central
Yes, Legion 5 Pro has two NVMe PCIe 3.0 2280 SSD slots, the second slot is empty and has a pre-installed heatsink with a thermal pad. (I installed Samsung 970 Evo 1TB
Lenovo-Legion-5P-2-5-SSD-install - English Community - LENOVO COMMUNITY