I'm going to assume soldering on the main board is far outside the ability of most users. They're not through hole, big green boards like I learned on.
It is certainly awesome for those that can, of course!
Well then, you live in the best of worlds because every laptop is repairable even at the chip level or individual capacitor/resistor/connector level. All you need is a workshop, a multimeter, oscilloscope, probes, a hot air gun, a microscope, a variety of soldering tools, a variety of solder, solder mask, access to schematics and donor boards, and a lifetime of experience. Here's a guy who repairs Dell laptops all day every day: https://www.youtube.com/watch?v=vDsP1--ttQc
It is certainly awesome for those that can, of course!