[yourad_io]

How can you swap anything aside from disk or RAM in modern laptops?

Isn't everything soldered these days - including RAM in some cases ?

[e12e]

Wifi is also generally on a card.. For Lenovo thinkpad, Dell and à few others.

Unfortunately not the sp4: https://www.ifixit.com/Teardown/Microsoft+Surface+Pro+4+Tear...