You can swap the motherboard to get more RAM, but it's usually a terrible idea.

Yes, technically. If the laptop is designed with interchangeable motherboards (like many business models), you can often buy a higher-RAM version from a parts seller and swap the whole thing. But there are reasons this rarely makes sense.

First, cost. A replacement motherboard with more RAM is usually close to the price of a whole used laptop. And you still have to do the labor — which, depending on the machine, might mean removing the entire chassis. Not fun.

Second, compatibility. Even if the motherboard fits, the CPU, GPU, or other components might be a different revision. Drivers, BIOS, and thermal management can get weird. You could end up with a machine that boots but crashes under load.

Third, just buy the right configuration upfront. Soldered RAM is a lock-in. If you’re buying a new laptop, spend the extra $100–$200 to max out the RAM now. Swapping motherboards later is a hack, not a solution.

Future You will thank you for not learning this the hard way.