First of all, thanks to the Ars community ~ I've been a lurker for a while and this is my first post. I recently bought a laptop for a relative ~ an ASUS X200CA; a low-end affair, yes, but he's ...

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.