A Recovery Partition on Windows computers is a special partition that is used for System Recovery purposes. You can view the Recovery Partition in the Disk Management tool on your Windows computer.

Most Windows computers contain at least one hidden partition that's invisible when you browse your computer's hard drive. Windows often creates a hidden system partition it uses during startup, and ...

So the GF needed a new laptop and so we buy a nice Huawei Matebook. A while in, I notice the 1tb drive, besides EFI and recovery partitions, has an 80gb C: "Windows" partition and a "Data" partition.