The Recovery Partition does not have a drive letter. Therefore, it is not visible in the File Explorer. You can view it in the Disk Management app. However, some users found the Recovery Partition ...

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.

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.