PS5 SSD Expansion Test – NVMe SSD Installation Test – NAS Compares
PlayStation 5 Internal SSD Upgrade Support Coming Soon, First Compatible SSD Revealed – GTPlanet
PS5 SSD Expansion Test - What Happens When You Install An NVMe SSD? - YouTube
How to Upgrade PS5 Internal SSD Storage: A Step-by-step Guide
The PS5 hast two USB ports on the back. With the PS camera adaptor and the PSVR box both will be occupied. So for an external hard drive (for PS4 (VR) games)