What storage options are available for the HP 255 G8 Notebook PC?

The HP 255 G8 offers a range of storage options including SATA hard drives up to 2 TB (5400 rpm) and M.2 solid state drives ranging from 128 GB SATA-3 TLC up to 1 TB PCIe NVMe. Dual storage configurations are also available, such as a 256 GB M.2 SSD combined with a 1 TB SATA hard drive. Up to 30 GB of storage may be reserved for system recovery software. (Page 6)