Surface isn't a computer...it's a tablet...there's a big difference.
Maybe MS's Windows-based tablet is different, but Android tablets cannot do even basic file management outside of what an app does for files it creates. Tablets are not substitutes for a desktop or a laptop. Unless
ALL she does is email, websurfing, and maybe using Google Maps.
Get a job...save some of what you make and buy a Mac.
Macs are
PRICEY! If money is short for her, she should buy a low-mid range PC, load it up with memory, and pray the power supply lasts long enough to save up $$ to buy something better. BTW, the
Deciduous Fruit Computer Company located 10-15 minutes north of me by way of SR85 buys from the same power supply companies from which Dell and HP buy (I worked for one of those power supply companies and walked some of the hallways of
Infinite Loop back in 2000), as well as the same drives, and using the same assembly houses in Asia. So Mac has no quality advantage in those respects.